user_query: create a color list
response_text: Got it, I made a list called "Color".
user_query: add blue
response_text: Got it. Blue on your list called "Color". Anything else?
user_query: green
response_text: What do you want to add?
User: Log on Fitbit I swam for 50 minutes
Parse: Log_exercise ( activity « swam » duration « 50 minutes » provider « Fitbit » )