user_query: Start list on tablet
response_text: OK, what do you want to call it?
user_query: add pen and paper
response_text: Got it, what do you want to call it?
user_query: Clear my tablet list of all items.
response_text: Sorry, I couldn't find any lists with that name.
user_query: tablet
response_text: Got it, I made a list called "Tablet".
User: End yea, end my yoga session.
Parse: Stop_exercise ( activity « yoga » )