diff --git a/lib/calendarClient.ts b/lib/calendarClient.ts
index 4b65cc8b..d3d0bb3e 100644
--- a/lib/calendarClient.ts
+++ b/lib/calendarClient.ts
@@ -1,4 +1,9 @@
 import EventOwnerMail from "./emails/EventOwnerMail";
+import EventAttendeeMail from "./emails/EventAttendeeMail";
+import {v5 as uuidv5} from 'uuid';
+import short from 'short-uuid';
+
+const translator = short();
 
 const {google} = require('googleapis');
 
@@ -324,15 +329,22 @@ const getBusyTimes = (withCredentials, dateFrom, dateTo) => Promise.all(
     (results) => results.reduce((acc, availability) => acc.concat(availability), [])
 );
 
-const createEvent = async (credential, calEvent: CalendarEvent, hashUID: string): Promise<any> => {
-    const mail = new EventOwnerMail(calEvent, hashUID);
-    const sentMail = await mail.sendEmail();
+const createEvent = async (credential, calEvent: CalendarEvent): Promise<any> => {
+    const uid: string = translator.fromUUID(uuidv5(JSON.stringify(calEvent), uuidv5.URL));
 
     const creationResult = credential ? await calendars([credential])[0].createEvent(calEvent) : null;
 
+    const ownerMail = new EventOwnerMail(calEvent, uid);
+    const attendeeMail = new EventAttendeeMail(calEvent, uid);
+    await ownerMail.sendEmail();
+
+    if(!creationResult || !creationResult.disableConfirmationEmail) {
+        await attendeeMail.sendEmail();
+    }
+
     return {
-        createdEvent: creationResult,
-        sentMail: sentMail
+        uid,
+        createdEvent: creationResult
     };
 };
 
diff --git a/lib/emails/VideoEventAttendeeMail.ts b/lib/emails/VideoEventAttendeeMail.ts
index 9ec4edf2..7855f36d 100644
--- a/lib/emails/VideoEventAttendeeMail.ts
+++ b/lib/emails/VideoEventAttendeeMail.ts
@@ -1,6 +1,7 @@
-import {VideoCallData} from "./confirm-booked";
 import {CalendarEvent} from "../calendarClient";
 import EventAttendeeMail from "./EventAttendeeMail";
+import {getFormattedMeetingId, getIntegrationName} from "./helpers";
+import {VideoCallData} from "../videoClient";
 
 export default class VideoEventAttendeeMail extends EventAttendeeMail {
   videoCallData: VideoCallData;
@@ -10,25 +11,6 @@ export default class VideoEventAttendeeMail extends EventAttendeeMail {
     this.videoCallData = videoCallData;
   }
 
-  private getIntegrationName(): string {
-    //TODO: When there are more complex integration type strings, we should consider using an extra field in the DB for that.
-    const nameProto = this.videoCallData.type.split("_")[0];
-    return nameProto.charAt(0).toUpperCase() + nameProto.slice(1);
-  }
-
-  private getFormattedMeetingId(): string {
-    switch(this.videoCallData.type) {
-      case 'zoom_video':
-        const strId = this.videoCallData.id.toString();
-        const part1 = strId.slice(0, 3);
-        const part2 = strId.slice(3, 7);
-        const part3 = strId.slice(7, 11);
-        return part1 + " " + part2 + " " + part3;
-      default:
-        return this.videoCallData.id.toString();
-    }
-  }
-
   /**
    * Adds the video call information to the mail body.
    *
@@ -36,8 +18,8 @@ export default class VideoEventAttendeeMail extends EventAttendeeMail {
    */
   protected getAdditionalBody(): string {
     return `
-      <strong>Video call provider:</strong> ${this.getIntegrationName()}<br />
-      <strong>Meeting ID:</strong> ${this.getFormattedMeetingId()}<br />
+      <strong>Video call provider:</strong> ${getIntegrationName(this.videoCallData)}<br />
+      <strong>Meeting ID:</strong> ${getFormattedMeetingId(this.videoCallData)}<br />
       <strong>Meeting Password:</strong> ${this.videoCallData.password}<br />
       <strong>Meeting URL:</strong> <a href="${this.videoCallData.url}">${this.videoCallData.url}</a><br />
     `;
diff --git a/lib/emails/VideoEventOwnerMail.ts b/lib/emails/VideoEventOwnerMail.ts
index 597abd91..515f1231 100644
--- a/lib/emails/VideoEventOwnerMail.ts
+++ b/lib/emails/VideoEventOwnerMail.ts
@@ -1,6 +1,7 @@
 import {CalendarEvent} from "../calendarClient";
 import EventOwnerMail from "./EventOwnerMail";
-import {formattedId, integrationTypeToName, VideoCallData} from "./confirm-booked";
+import {VideoCallData} from "../videoClient";
+import {getFormattedMeetingId, getIntegrationName} from "./helpers";
 
 export default class VideoEventOwnerMail extends EventOwnerMail {
   videoCallData: VideoCallData;
@@ -18,8 +19,8 @@ export default class VideoEventOwnerMail extends EventOwnerMail {
    */
   protected getAdditionalBody(): string {
     return `
-      <strong>Video call provider:</strong> ${integrationTypeToName(this.videoCallData.type)}<br />
-      <strong>Meeting ID:</strong> ${formattedId(this.videoCallData)}<br />
+      <strong>Video call provider:</strong> ${getIntegrationName(this.videoCallData)}<br />
+      <strong>Meeting ID:</strong> ${getFormattedMeetingId(this.videoCallData)}<br />
       <strong>Meeting Password:</strong> ${this.videoCallData.password}<br />
       <strong>Meeting URL:</strong> <a href="${this.videoCallData.url}">${this.videoCallData.url}</a><br />
     `;
diff --git a/lib/emails/confirm-booked.ts b/lib/emails/confirm-booked.ts
deleted file mode 100644
index 00ab4514..00000000
--- a/lib/emails/confirm-booked.ts
+++ /dev/null
@@ -1,101 +0,0 @@
-import nodemailer from 'nodemailer';
-import {serverConfig} from "../serverConfig";
-import {CalendarEvent} from "../calendarClient";
-import dayjs, {Dayjs} from "dayjs";
-import localizedFormat from "dayjs/plugin/localizedFormat";
-import utc from "dayjs/plugin/utc";
-import timezone from "dayjs/plugin/timezone";
-
-dayjs.extend(localizedFormat);
-dayjs.extend(utc);
-dayjs.extend(timezone);
-
-export interface VideoCallData {
-  type: string;
-  id: string;
-  password: string;
-  url: string;
-};
-
-export function integrationTypeToName(type: string): string {
-  //TODO: When there are more complex integration type strings, we should consider using an extra field in the DB for that.
-  const nameProto = type.split("_")[0];
-  return nameProto.charAt(0).toUpperCase() + nameProto.slice(1);
-}
-
-export function formattedId(videoCallData: VideoCallData): string {
-  switch(videoCallData.type) {
-    case 'zoom_video':
-      const strId = videoCallData.id.toString();
-      const part1 = strId.slice(0, 3);
-      const part2 = strId.slice(3, 7);
-      const part3 = strId.slice(7, 11);
-      return part1 + " " + part2 + " " + part3;
-    default:
-      return videoCallData.id.toString();
-  }
-}
-
-export default function createConfirmBookedEmail(calEvent: CalendarEvent, cancelLink: string, rescheduleLink: string, options: any = {}, videoCallData?: VideoCallData) {
-  return sendEmail(calEvent, cancelLink, rescheduleLink, {
-    provider: {
-      transport: serverConfig.transport,
-      from: serverConfig.from,
-    },
-    ...options
-  }, videoCallData);
-}
-
-const sendEmail = (calEvent: CalendarEvent, cancelLink: string, rescheduleLink: string, {
-  provider,
-}, videoCallData?: VideoCallData) => new Promise((resolve, reject) => {
-
-  const {from, transport} = provider;
-  const inviteeStart: Dayjs = <Dayjs>dayjs(calEvent.startTime).tz(calEvent.attendees[0].timeZone);
-
-  nodemailer.createTransport(transport).sendMail(
-    {
-      to: `${calEvent.attendees[0].name} <${calEvent.attendees[0].email}>`,
-      from: `${calEvent.organizer.name} <${from}>`,
-      replyTo: calEvent.organizer.email,
-      subject: `Confirmed: ${calEvent.type} with ${calEvent.organizer.name} on ${inviteeStart.format('dddd, LL')}`,
-      html: html(calEvent, cancelLink, rescheduleLink, videoCallData),
-      text: text(calEvent, cancelLink, rescheduleLink, videoCallData),
-    },
-    (error, info) => {
-      if (error) {
-        console.error("SEND_BOOKING_CONFIRMATION_ERROR", calEvent.attendees[0].email, error);
-        return reject(new Error(error));
-      }
-      return resolve();
-    }
-  )
-});
-
-const html = (calEvent: CalendarEvent, cancelLink, rescheduleLink: string, videoCallData?: VideoCallData) => {
-  const inviteeStart: Dayjs = <Dayjs>dayjs(calEvent.startTime).tz(calEvent.attendees[0].timeZone);
-  return `
-    <div>
-      Hi ${calEvent.attendees[0].name},<br />
-      <br />
-      Your ${calEvent.type} with ${calEvent.organizer.name} at ${inviteeStart.format('h:mma')} 
-      (${calEvent.attendees[0].timeZone}) on ${inviteeStart.format('dddd, LL')} is scheduled.<br />
-      <br />` + (
-      videoCallData ? `<strong>Video call provider:</strong> ${integrationTypeToName(videoCallData.type)}<br />
-      <strong>Meeting ID:</strong> ${formattedId(videoCallData)}<br />
-      <strong>Meeting Password:</strong> ${videoCallData.password}<br />
-      <strong>Meeting URL:</strong> <a href="${videoCallData.url}">${videoCallData.url}</a><br /><br />` : ''
-    ) + (
-      calEvent.location ? `<strong>Location:</strong> ${calEvent.location}<br /><br />` : ''
-    ) +
-    `<strong>Additional notes:</strong><br />
-      ${calEvent.description}<br />
-      <br />
-      Need to change this event?<br />
-      Cancel: <a href="${cancelLink}">${cancelLink}</a><br />
-      Reschedule: <a href="${rescheduleLink}">${rescheduleLink}</a>
-    </div>
-  `;
-};
-
-const text = (evt: CalendarEvent, cancelLink: string, rescheduleLink: string, videoCallData?: VideoCallData) => html(evt, cancelLink, rescheduleLink, videoCallData).replace('<br />', "\n").replace(/<[^>]+>/g, '');
\ No newline at end of file
diff --git a/lib/emails/helpers.ts b/lib/emails/helpers.ts
new file mode 100644
index 00000000..ed5a10c4
--- /dev/null
+++ b/lib/emails/helpers.ts
@@ -0,0 +1,20 @@
+import {VideoCallData} from "../videoClient";
+
+export function getIntegrationName(videoCallData: VideoCallData): string {
+  //TODO: When there are more complex integration type strings, we should consider using an extra field in the DB for that.
+  const nameProto = videoCallData.type.split("_")[0];
+  return nameProto.charAt(0).toUpperCase() + nameProto.slice(1);
+}
+
+export function getFormattedMeetingId(videoCallData: VideoCallData): string {
+  switch(videoCallData.type) {
+    case 'zoom_video':
+      const strId = videoCallData.id.toString();
+      const part1 = strId.slice(0, 3);
+      const part2 = strId.slice(3, 7);
+      const part3 = strId.slice(7, 11);
+      return part1 + " " + part2 + " " + part3;
+    default:
+      return videoCallData.id.toString();
+  }
+}
\ No newline at end of file
diff --git a/lib/videoClient.ts b/lib/videoClient.ts
index 24008c78..a21f2b2c 100644
--- a/lib/videoClient.ts
+++ b/lib/videoClient.ts
@@ -1,218 +1,236 @@
 import prisma from "./prisma";
-import {VideoCallData} from "./emails/confirm-booked";
 import {CalendarEvent} from "./calendarClient";
 import VideoEventOwnerMail from "./emails/VideoEventOwnerMail";
+import VideoEventAttendeeMail from "./emails/VideoEventAttendeeMail";
+import {v5 as uuidv5} from 'uuid';
+import short from 'short-uuid';
+
+const translator = short();
+
+export interface VideoCallData {
+  type: string;
+  id: string;
+  password: string;
+  url: string;
+}
 
 function handleErrorsJson(response) {
-    if (!response.ok) {
-        response.json().then(console.log);
-        throw Error(response.statusText);
-    }
-    return response.json();
+  if (!response.ok) {
+    response.json().then(console.log);
+    throw Error(response.statusText);
+  }
+  return response.json();
 }
 
 function handleErrorsRaw(response) {
-    if (!response.ok) {
-        response.text().then(console.log);
-        throw Error(response.statusText);
-    }
-    return response.text();
+  if (!response.ok) {
+    response.text().then(console.log);
+    throw Error(response.statusText);
+  }
+  return response.text();
 }
 
 const zoomAuth = (credential) => {
 
-    const isExpired = (expiryDate) => expiryDate < +(new Date());
-    const authHeader = 'Basic ' + Buffer.from(process.env.ZOOM_CLIENT_ID + ':' + process.env.ZOOM_CLIENT_SECRET).toString('base64');
+  const isExpired = (expiryDate) => expiryDate < +(new Date());
+  const authHeader = 'Basic ' + Buffer.from(process.env.ZOOM_CLIENT_ID + ':' + process.env.ZOOM_CLIENT_SECRET).toString('base64');
 
-    const refreshAccessToken = (refreshToken) => fetch('https://zoom.us/oauth/token', {
-        method: 'POST',
-        headers: {
-            'Authorization': authHeader,
-            'Content-Type': 'application/x-www-form-urlencoded'
-        },
-        body: new URLSearchParams({
-            'refresh_token': refreshToken,
-            'grant_type': 'refresh_token',
-        })
+  const refreshAccessToken = (refreshToken) => fetch('https://zoom.us/oauth/token', {
+    method: 'POST',
+    headers: {
+      'Authorization': authHeader,
+      'Content-Type': 'application/x-www-form-urlencoded'
+    },
+    body: new URLSearchParams({
+      'refresh_token': refreshToken,
+      'grant_type': 'refresh_token',
+    })
+  })
+    .then(handleErrorsJson)
+    .then(async (responseBody) => {
+      // Store new tokens in database.
+      await prisma.credential.update({
+        where: {
+          id: credential.id
+        },
+        data: {
+          key: responseBody
+        }
+      });
+      credential.key.access_token = responseBody.access_token;
+      credential.key.expires_in = Math.round((+(new Date()) / 1000) + responseBody.expires_in);
+      return credential.key.access_token;
     })
-        .then(handleErrorsJson)
-        .then(async (responseBody) => {
-            // Store new tokens in database.
-            await prisma.credential.update({
-                where: {
-                    id: credential.id
-                },
-                data: {
-                    key: responseBody
-                }
-            });
-            credential.key.access_token = responseBody.access_token;
-            credential.key.expires_in = Math.round((+(new Date()) / 1000) + responseBody.expires_in);
-            return credential.key.access_token;
-        })
 
-    return {
-        getToken: () => !isExpired(credential.key.expires_in) ? Promise.resolve(credential.key.access_token) : refreshAccessToken(credential.key.refresh_token)
-    };
+  return {
+    getToken: () => !isExpired(credential.key.expires_in) ? Promise.resolve(credential.key.access_token) : refreshAccessToken(credential.key.refresh_token)
+  };
 };
 
 interface VideoApiAdapter {
-    createMeeting(event: CalendarEvent): Promise<any>;
+  createMeeting(event: CalendarEvent): Promise<any>;
 
-    updateMeeting(uid: String, event: CalendarEvent);
+  updateMeeting(uid: String, event: CalendarEvent);
 
-    deleteMeeting(uid: String);
+  deleteMeeting(uid: String);
 
-    getAvailability(dateFrom, dateTo): Promise<any>;
+  getAvailability(dateFrom, dateTo): Promise<any>;
 }
 
 const ZoomVideo = (credential): VideoApiAdapter => {
 
-    const auth = zoomAuth(credential);
-
-    const translateEvent = (event: CalendarEvent) => {
-        // Documentation at: https://marketplace.zoom.us/docs/api-reference/zoom-api/meetings/meetingcreate
-        return {
-            topic: event.title,
-            type: 2,    // Means that this is a scheduled meeting
-            start_time: event.startTime,
-            duration: ((new Date(event.endTime)).getTime() - (new Date(event.startTime)).getTime()) / 60000,
-            //schedule_for: "string",   TODO: Used when scheduling the meeting for someone else (needed?)
-            timezone: event.attendees[0].timeZone,
-            //password: "string",       TODO: Should we use a password? Maybe generate a random one?
-            agenda: event.description,
-            settings: {
-                host_video: true,
-                participant_video: true,
-                cn_meeting: false,  // TODO: true if host meeting in China
-                in_meeting: false,  // TODO: true if host meeting in India
-                join_before_host: true,
-                mute_upon_entry: false,
-                watermark: false,
-                use_pmi: false,
-                approval_type: 2,
-                audio: "both",
-                auto_recording: "none",
-                enforce_login: false,
-                registrants_email_notification: true
-            }
-        };
-    };
+  const auth = zoomAuth(credential);
 
+  const translateEvent = (event: CalendarEvent) => {
+    // Documentation at: https://marketplace.zoom.us/docs/api-reference/zoom-api/meetings/meetingcreate
     return {
-        getAvailability: (dateFrom, dateTo) => {
-            /*const payload = {
-                schedules: [credential.key.email],
-                startTime: {
-                    dateTime: dateFrom,
-                    timeZone: 'UTC',
-                },
-                endTime: {
-                    dateTime: dateTo,
-                    timeZone: 'UTC',
-                },
-                availabilityViewInterval: 60
-            };
+      topic: event.title,
+      type: 2,    // Means that this is a scheduled meeting
+      start_time: event.startTime,
+      duration: ((new Date(event.endTime)).getTime() - (new Date(event.startTime)).getTime()) / 60000,
+      //schedule_for: "string",   TODO: Used when scheduling the meeting for someone else (needed?)
+      timezone: event.attendees[0].timeZone,
+      //password: "string",       TODO: Should we use a password? Maybe generate a random one?
+      agenda: event.description,
+      settings: {
+        host_video: true,
+        participant_video: true,
+        cn_meeting: false,  // TODO: true if host meeting in China
+        in_meeting: false,  // TODO: true if host meeting in India
+        join_before_host: true,
+        mute_upon_entry: false,
+        watermark: false,
+        use_pmi: false,
+        approval_type: 2,
+        audio: "both",
+        auto_recording: "none",
+        enforce_login: false,
+        registrants_email_notification: true
+      }
+    };
+  };
 
-            return auth.getToken().then(
-                (accessToken) => fetch('https://graph.microsoft.com/v1.0/me/calendar/getSchedule', {
-                    method: 'post',
-                    headers: {
-                        'Authorization': 'Bearer ' + accessToken,
-                        'Content-Type': 'application/json'
-                    },
-                    body: JSON.stringify(payload)
-                })
-                    .then(handleErrorsJson)
-                    .then(responseBody => {
-                        return responseBody.value[0].scheduleItems.map((evt) => ({
-                            start: evt.start.dateTime + 'Z',
-                            end: evt.end.dateTime + 'Z'
-                        }))
-                    })
-            ).catch((err) => {
-                console.log(err);
-            });*/
-        },
-        createMeeting: (event: CalendarEvent) => auth.getToken().then(accessToken => fetch('https://api.zoom.us/v2/users/me/meetings', {
-            method: 'POST',
-            headers: {
-                'Authorization': 'Bearer ' + accessToken,
-                'Content-Type': 'application/json',
-            },
-            body: JSON.stringify(translateEvent(event))
-        }).then(handleErrorsJson)),
-        deleteMeeting: (uid: String) => auth.getToken().then(accessToken => fetch('https://api.zoom.us/v2/meetings/' + uid, {
-            method: 'DELETE',
-            headers: {
-                'Authorization': 'Bearer ' + accessToken
-            }
-        }).then(handleErrorsRaw)),
-        updateMeeting: (uid: String, event: CalendarEvent) => auth.getToken().then(accessToken => fetch('https://api.zoom.us/v2/meetings/' + uid, {
-            method: 'PATCH',
-            headers: {
-                'Authorization': 'Bearer ' + accessToken,
-                'Content-Type': 'application/json'
-            },
-            body: JSON.stringify(translateEvent(event))
-        }).then(handleErrorsRaw)),
-    }
+  return {
+    getAvailability: (dateFrom, dateTo) => {
+      /*const payload = {
+          schedules: [credential.key.email],
+          startTime: {
+              dateTime: dateFrom,
+              timeZone: 'UTC',
+          },
+          endTime: {
+              dateTime: dateTo,
+              timeZone: 'UTC',
+          },
+          availabilityViewInterval: 60
+      };
+
+      return auth.getToken().then(
+          (accessToken) => fetch('https://graph.microsoft.com/v1.0/me/calendar/getSchedule', {
+              method: 'post',
+              headers: {
+                  'Authorization': 'Bearer ' + accessToken,
+                  'Content-Type': 'application/json'
+              },
+              body: JSON.stringify(payload)
+          })
+              .then(handleErrorsJson)
+              .then(responseBody => {
+                  return responseBody.value[0].scheduleItems.map((evt) => ({
+                      start: evt.start.dateTime + 'Z',
+                      end: evt.end.dateTime + 'Z'
+                  }))
+              })
+      ).catch((err) => {
+          console.log(err);
+      });*/
+    },
+    createMeeting: (event: CalendarEvent) => auth.getToken().then(accessToken => fetch('https://api.zoom.us/v2/users/me/meetings', {
+      method: 'POST',
+      headers: {
+        'Authorization': 'Bearer ' + accessToken,
+        'Content-Type': 'application/json',
+      },
+      body: JSON.stringify(translateEvent(event))
+    }).then(handleErrorsJson)),
+    deleteMeeting: (uid: String) => auth.getToken().then(accessToken => fetch('https://api.zoom.us/v2/meetings/' + uid, {
+      method: 'DELETE',
+      headers: {
+        'Authorization': 'Bearer ' + accessToken
+      }
+    }).then(handleErrorsRaw)),
+    updateMeeting: (uid: String, event: CalendarEvent) => auth.getToken().then(accessToken => fetch('https://api.zoom.us/v2/meetings/' + uid, {
+      method: 'PATCH',
+      headers: {
+        'Authorization': 'Bearer ' + accessToken,
+        'Content-Type': 'application/json'
+      },
+      body: JSON.stringify(translateEvent(event))
+    }).then(handleErrorsRaw)),
+  }
 };
 
 // factory
 const videoIntegrations = (withCredentials): VideoApiAdapter[] => withCredentials.map((cred) => {
-    switch (cred.type) {
-        case 'zoom_video':
-            return ZoomVideo(cred);
-        default:
-            return; // unknown credential, could be legacy? In any case, ignore
-    }
+  switch (cred.type) {
+    case 'zoom_video':
+      return ZoomVideo(cred);
+    default:
+      return; // unknown credential, could be legacy? In any case, ignore
+  }
 }).filter(Boolean);
 
 
 const getBusyTimes = (withCredentials, dateFrom, dateTo) => Promise.all(
   videoIntegrations(withCredentials).map(c => c.getAvailability(dateFrom, dateTo))
 ).then(
-    (results) => results.reduce((acc, availability) => acc.concat(availability), [])
+  (results) => results.reduce((acc, availability) => acc.concat(availability), [])
 );
 
-const createMeeting = async (credential, calEvent: CalendarEvent, hashUID: string): Promise<any> => {
-    if(!credential) {
-        throw new Error("Credentials must be set! Video platforms are optional, so this method shouldn't even be called.");
-    }
+const createMeeting = async (credential, calEvent: CalendarEvent): Promise<any> => {
+  const uid: string = translator.fromUUID(uuidv5(JSON.stringify(calEvent), uuidv5.URL));
 
-    const creationResult = await videoIntegrations([credential])[0].createMeeting(calEvent);
+  if (!credential) {
+    throw new Error("Credentials must be set! Video platforms are optional, so this method shouldn't even be called when no video credentials are set.");
+  }
 
-    const videoCallData: VideoCallData = {
-        type: credential.type,
-        id: creationResult.id,
-        password: creationResult.password,
-        url: creationResult.join_url,
-    };
+  const creationResult = await videoIntegrations([credential])[0].createMeeting(calEvent);
 
-    const mail = new VideoEventOwnerMail(calEvent, hashUID, videoCallData);
-    const sentMail = await mail.sendEmail();
+  const videoCallData: VideoCallData = {
+    type: credential.type,
+    id: creationResult.id,
+    password: creationResult.password,
+    url: creationResult.join_url,
+  };
 
-    return {
-        createdEvent: creationResult,
-        sentMail: sentMail
-    };
+  const ownerMail = new VideoEventOwnerMail(calEvent, uid, videoCallData);
+  const attendeeMail = new VideoEventAttendeeMail(calEvent, uid, videoCallData);
+  await ownerMail.sendEmail();
+
+  if(!creationResult || !creationResult.disableConfirmationEmail) {
+    await attendeeMail.sendEmail();
+  }
+
+  return {
+    uid,
+    createdEvent: creationResult
+  };
 };
 
 const updateMeeting = (credential, uid: String, event: CalendarEvent): Promise<any> => {
-    if (credential) {
-        return videoIntegrations([credential])[0].updateMeeting(uid, event);
-    }
+  if (credential) {
+    return videoIntegrations([credential])[0].updateMeeting(uid, event);
+  }
 
-    return Promise.resolve({});
+  return Promise.resolve({});
 };
 
 const deleteMeeting = (credential, uid: String): Promise<any> => {
-    if (credential) {
-        return videoIntegrations([credential])[0].deleteMeeting(uid);
-    }
+  if (credential) {
+    return videoIntegrations([credential])[0].deleteMeeting(uid);
+  }
 
-    return Promise.resolve({});
+  return Promise.resolve({});
 };
 
 export {getBusyTimes, createMeeting, updateMeeting, deleteMeeting};
diff --git a/pages/api/book/[user].ts b/pages/api/book/[user].ts
index 0598a456..94358760 100644
--- a/pages/api/book/[user].ts
+++ b/pages/api/book/[user].ts
@@ -43,8 +43,6 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
     ]
   };
 
-  const hashUID: string = translator.fromUUID(uuidv5(JSON.stringify(evt), uuidv5.URL));
-
   const eventType = await prisma.eventType.findFirst({
     where: {
       userId: currentUser.id,
@@ -115,7 +113,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
   } else {
     // Schedule event
     results = results.concat(await async.mapLimit(calendarCredentials, 5, async (credential) => {
-      const response = await createEvent(credential, evt, hashUID);
+      const response = await createEvent(credential, evt);
       return {
         type: credential.type,
         response
@@ -123,7 +121,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
     }));
 
     results = results.concat(await async.mapLimit(videoCredentials, 5, async (credential) => {
-      const response = await createMeeting(credential, evt, hashUID);
+      const response = await createMeeting(credential, evt);
       return {
         type: credential.type,
         response
@@ -138,6 +136,10 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
     }));
   }
 
+  // TODO Should just be set to the true case as soon as we have a "bare email" integration class.
+  // UID generation should happen in the integration itself, not here.
+  const hashUID = results.length > 0 ? results[0].response.uid : translator.fromUUID(uuidv5(JSON.stringify(evt), uuidv5.URL));
+
   await prisma.booking.create({
     data: {
       uid: hashUID,
@@ -158,12 +160,5 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
     }
   });
 
-  // If one of the integrations allows email confirmations or no integrations are added, send it.
-  /*if (currentUser.credentials.length === 0 || !results.every((result) => result.disableConfirmationEmail)) {
-    await createConfirmBookedEmail(
-      evt, cancelLink, rescheduleLink, {}, videoCallData
-    );
-  }*/
-
   res.status(200).json(results);
 }