user_query: Pick up cheese from the store 
response_text: I got: Pick up cheese from the store. Ready to send it?
user_query: send text to Henry MOORE
response_text: OK, what's the message?
user_query: Send text to Henry 
response_text: Sorry,, who do you wanna text?
User: My soccer, I mean basketball session starts now.
Parse: Start_exercise ( activity « basketball » )