user_query: Let's setup a new list of my favorite sodas with Mtn Dew and Root Beer on it.
response_text: Alright, what do you want to call it?
user_query: Favorite Sodas.
response_text: Alright, I made a list called "Favorite Sodas." and added those three things.
user_query: Let's delete the list with Mtn Dew on it.
response_text: You have eleven lists. Which one do you want to delete?
User: Order a rideshare for today, no, tomorrow.
Parse: Order_ride ( pickup_time « tomorrow » )