user_query: Alien
response_text: What do you want to add?
user_query: Movies
response_text: What do you want to add?
user_query: Go ahead and add Alien to the list
response_text: Alright. Which list do you want to add to?
User: Can I pay my water bill with my um credit card?
Parse: Pay_bill ( payment_method « credit card » service_type « water » )