user_query: Put turkey bacon and orange juice on the list
response_text: Alright. Which list do you want to add to?
user_query: Make it turkey bacon and grapefruit juice instead
response_text: Got it. Which list do you want to add to?
User: Open Robinhood and check Netflix stock prices.
Parse: Get_security_price ( provider « Robinhood » security_identifier « Netflix » security_type « stock » )