user_query: create a shopping list
response_text: Sorry, it looks like you already have a list with that name. Do you still want to make a new one?
user_query: no
response_text: No problem, nothing's been changed.
user_query: Get rid of everything from yesterday 's shopping.
response_text: Sorry, I couldn't find any lists with that name.
User: Log that I did a 3 mile jog.
Parse: Log_exercise ( activity « jog » distance « 3 mile » )