user_query: Send Harper a message.
response_text: Text Harper JOHNSON, Other. Is that right?
user_query: Never mind.
response_text: Alright
user_query: Harper.
response_text: So, that's a message to Harper JOHNSON saying, "with an attachment.". Ready to send it?
user_query: Send a text with an attachment.
response_text: Who do you wanna text?
User: Would you mind contacting Uber to cancel tonight's ride?
Parse: Cancel_ride ( pickup_time « tonight » provider « Uber » )