user_query: make a list called shopping list
response_text: OK, I made a list called "Shopping List".
user_query: make a list called 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: yes
response_text: Alright, I made a list called "Shopping List".
user_query: make changes to my first shopping list
response_text: OK, do you want to edit the title or an item?
User: Start a 30 minute running session actually a 20 minute running session
Parse: Start_exercise ( activity « running » duration « 20 minute » )