user_query: add spaghetti to my shopping list
response_text: Got it, I added spaghetti.
user_query: cancel that
response_text: Are you sure you want to go ahead and delete it?
User: Place a skype call, I mean facetime call to Mr. Carr.
Parse: Initiate_call ( callee Personal_contact ( person « Mr. Carr » ) provider « facetime » )