user_query: create a list called contact list
response_text: Alright, I made a list called "Contact List".
user_query: add alba
response_text: Got it. Alba on your list called "Contact List". Anything else?
user_query: no
response_text: OK, your list is updated.
User: Let's take a picture with Facebook, no use Instagram.
Parse: Take_photo ( app « Instagram » )