Twilio async/await

twilio.js

const express = require('express');
const twilio = require('twilio');

const app = express();
app.use('/twilio', twilio.middleware);

const call = await twilio.call.create('+12125551234', { from: '+16465551234' });

call.say('Welcome to Cuvva');

const num = await call.collect('plz enter ur policy number', { digits: 10 });
const policy = await db.getPolicyByRef(num);
const user = await policy.getUser();

call.say(`thanks for getting in touch, ${user.preferredName}`);

/// etc...