user_query: Add long sleeves, neck tie and belt on my Shopping list.
response_text: Got it, I added those two things.
user_query: Take long sleeves off of my Shopping list.
response_text: I couldn't find long sleeves on your list called "Shopping."
User: Record my 1 hour Hike.
Parse: Log_exercise ( activity « Hike » duration « 1 hour » )