title: Can a Dialogflow API call play audio on my Google Home
body: <p>I want to create a simple app for use in my house that will cause my Google Home Mini device to speak a custom phrase when executed.  Alternatively to have it play a custom audio file which I will prepare with the phrases.</p>
  
  <p>Ideally I'm looking for something like an API that can be called with a text string that the mini then speaks out.  The API call would come from a web/desktop app I will write.</p>
  
  <p>Can Dialogflow do something like this?  If so, any advice on where to start with the documentation (endpoints etc)?  Or if not, is there anything else out there that I can use to do this?</p>