user_query: nearest location
response_text: Calling Card Shop Santa Clara
user_query: game zone
response_text: You've got several options. Which do you want?
user_query: i want to make a phone call
response_text: Who do you wanna call?
User: Cancel the Lyft scheduled for 1, I mean 2.
Parse: Cancel_ride ( pickup_time « 2 » provider « Lyft » )