user_query: Play some background music.
response_text: Playing Background music on YouTube.
user_query: Set a timer for 30 minutes called beef.
response_text: OK, a thirty minute timer called beef. And that's starting… now.
user_query: Find a recipe for apple cake.
response_text: Here are some results from a search
user_query: Find a recipe for beef stew.
response_text: Here's what I found
User: Order a ride from Stuttgart.
Parse: Order_ride ( pickup_location « Stuttgart » )