AsyncSpr.js

const rndmdly = (maxtime) => {
 let dly = 0 + Math.random() * maxtime
 return Math.ceil(dly * 1000)
}

async function placeOrder() {
 return await new Promise((resolve, reject) => {
 setTimeout(() => {
 resolve("Your order has been confirmed")
 }, rndmdly(10));
 })
}

(function main() {
 placeOrder().then(result => {
 console.log(result);
 }).catch(err => {
 console.error(err);
 })
})()