user_query: I want to clear all of the Costco lists now
response_text: Are you sure you want to go ahead and clear it?
user_query: create one
response_text: Got it, what do you want to call it?
user_query: create costco list
response_text: Got it, I made a list called "Costco".
user_query: add drinks
response_text: You have eleven lists. Which one do you want to clear?
User: Get the credit card bill for next month no i mean this month.
Parse: Get_bill ( account_type « credit card » billing_date_span « this month » )