user_query: make a grocery list with peaches and basil
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: Got it, I made a list called "Grocery" and added those two things.
user_query: can you update my grocery list
response_text: Alright, do you want to edit the title or an item?
user_query: the title
response_text: Alright, do you want to edit the title or an item?
user_query: Weekend groceries
response_text: I couldn't find a list called "Weekend Groceries."
User: Get the PDF version no the text version of my T-Mobile statement last month.
Parse: Get_bill ( account_provider « T-Mobile » billing_date_span « last month » document_format « text » )