user_query: Add bacon, hotdog and chicken on my Grocery list.
response_text: OK, I added those two things.
user_query: Remove hotdog on my Grocery list.
response_text: I couldn't find hotdog on your list called "Grocery."
User: Open UPS I mean open DHS and get status for shipment DHS1234.
Parse: Check_order_status ( order_number « DHS1234 » provider « DHS » )