user_query: c
response_text: Sorry, who do you wanna call?
user_query: Make a phone call, please.
response_text: Who do you wanna call?
user_query: m
response_text: Keep rockin'
User: I'd like to stop, no, I meant to say start running using my smartwatch for 45 minutes.
Parse: Start_exercise ( activity « running » device « smartwatch » duration « 45 minutes » )