user_query: create a grocery list and add tuna, salmon, pork, beef, shrimp to the list
response_text: Sorry, it looks like you already have a list with that name. Do you still want to make a new one?
user_query: yes
response_text: Alright, I made a list called "Grocery" and added those three things.
User: I want the opening price today on ADBE stock, actually, for yesterday.
Parse: Get_security_price ( price_type « opening » security_identifier « ADBE » security_type « stock » time « yesterday » )