user_query: make a list called work
response_text: Alright, I made a list called "Work".
user_query: edit the contents of my work list
response_text: I couldn't find that item on your list called "Work."
user_query: add potatoes and cherries to my work list
response_text: Alright. Those two things on your list called "Work". Anything else?
user_query: edit the contents of my work list
response_text: You have two items on that list. Which one do you want to edit?
user_query: change potatoes to corn
response_text: You have eleven lists. Which one do you want to edit?
User: Pay my electricity bill, no my gas bill.
Parse: Pay_bill ( service_type « gas » )