title: Multiple choice Dynamic Choice Options in BotFramework Composer
body: <p>I try to create dynamic multiple choice in BotFramework Composer dialog. The idea is to fill choices from array like this <em>[“Java”, “Java Script”]</em>. With Dynamic choice options there is an input field with suggestion "String must contain an expression". </p>
  
  <p><a href="https://i.stack.imgur.com/9ZMiy.png" rel="nofollow noreferrer">enter image description here</a>I tried to use property with those data <em>user.techno</em>, but without success. Any suggestion on how to do it?</p>