Can you show me how to retrieve and email from firebase cloud store to my Dialogflow fulfillment for example I want the user to be able to say " I forgot my username" and I want the chatbot to be able to retrieve the username based on the email the user types.Pictures and code would be preferred thank you

Dialogflow Essentials US Fulfillment Try it now I forgot my username Providers.fyi Myen Newly created cloud functions now use Node.js 10 as runtime engine. Check migration guide for more details, en + COPY CURL USER SAYS I forgot my username Intents index.js package.json Entities DEFAULT RESPONSE u Knowledge (beta) Please enter your email associated with your account Fulfillment INTENT Integrations ReadFromDB 'use strict'; 2 3 const functions = require('firebase-functions'); 4 const {Webhookclient} = require('dialogflow-fulfillment'); 5 const admin = require('firebase-admin'); 6 admin.initializeApp(); 7 const db = admin.firestore(); 8 9 process.env.DEBUG = 'dialogflow: debug'; // enables lib debugging 10 11 exports.dialogflowFirebase Fulfillment = functions.https.onReque: 12 const agent = new Webhookclient({ request, response }); 13 14 function getNameHandler(agent) { 15 let name = agent.parameters.name || agent.context.get('await Training ACTION Not available Validation SENTIMENT History Query Score: -0.4 1 Analytics View execution logs in the Google Cloud Console Last deployed on 03/08/2021 21:34 DEPLOY DIAGNOSTIC INFO Dialogflow Essentials US Fulfillment Try it now I forgot my username Providers.fyi Myen Newly created cloud functions now use Node.js 10 as runtime engine. Check migration guide for more details, en + COPY CURL USER SAYS I forgot my username Intents index.js package.json Entities DEFAULT RESPONSE u Knowledge (beta) Please enter your email associated with your account Fulfillment INTENT Integrations ReadFromDB 'use strict'; 2 3 const functions = require('firebase-functions'); 4 const {Webhookclient} = require('dialogflow-fulfillment'); 5 const admin = require('firebase-admin'); 6 admin.initializeApp(); 7 const db = admin.firestore(); 8 9 process.env.DEBUG = 'dialogflow: debug'; // enables lib debugging 10 11 exports.dialogflowFirebase Fulfillment = functions.https.onReque: 12 const agent = new Webhookclient({ request, response }); 13 14 function getNameHandler(agent) { 15 let name = agent.parameters.name || agent.context.get('await Training ACTION Not available Validation SENTIMENT History Query Score: -0.4 1 Analytics View execution logs in the Google Cloud Console Last deployed on 03/08/2021 21:34 DEPLOY DIAGNOSTIC INFO