user_query: create a list with robe, houseshoes, bath bombs, and oil
response_text: Alright, what do you want to call it?
user_query: Pack for trip
response_text: OK, I made a list called "Pack For Trip" and added those four things.
user_query: Throw out the list that has bath bombs
response_text: Sorry, I couldn't find any lists with that name.
user_query: Throw out the list that contains bath bombs
response_text: Which item?
user_query: throw out the pack for trip list
response_text: I couldn't find pack.
User: Get me some pasta from Walmart.
Parse: Get_product ( product « pasta » product_source « Walmart » )