user_query: What time is class tomorrow?
response_text: I got: What time is class tomorrow?. Ready to send it?
user_query: Mr Allen
response_text: Got it, what's the message?
user_query: send a message
response_text: Who do you wanna message?
User: Resume yoga in 20 minutes, actually 30 minutes.
Parse: Resume_exercise ( activity « yoga » time « 30 minutes » )