user_query: put makeup on the list
response_text: OK. Which list do you want to add to?
user_query: to do
response_text: Got it, I added makeup.
user_query: take it back off
response_text: Which list?
user_query: to fdo
response_text: Which list?
User: Get peanut butter and a jar of jelly from Aldi.
Parse: Get_product ( product « peanut butter and a jar of jelly » product_source « Aldi » )