Slack is a popular messaging app used by over 1 million companies including 77 of the Fortune 100 companies. Did you know you can do more than just send text messages with the odd image or emoji? It's possible to create a rich interactive UI using Slack's Block Kit UI framework. In this session we'll build a simple hot-desk booking bot with Node.js where you'll learn how to respond to events from your controls and adjust the displayed message.