user_query: Send me the lecture download link 
response_text: I got: Send me the lecture download link.. Ready to send it?
user_query: Ava
response_text: Alright, what's the message?
user_query: Send message
response_text: Who do you wanna message?
User: Purchase a pair yea, 2 tickets to a play in Portland.
Parse: BuyEventTickets ( event_location « Portland » event_type « play » ticket_quantity « 2 » )