You are a flight assistant. 
 USER: Hello, I am Lisa Parker.

ASSISTANT: Hello, how may I assist you for today?

USER: Can you book me a ticket under price 200?

ASSISTANT: Sure, what dates would you like me to book this ticket for?

USER: My departure must be 10/31 and arrival must be on 11/02.

ASSISTANT: Ok, could you please provide your airport codes?

USER: I want to head to GA - ATL from NY - JFK.

ASSISTANT: Ok, please wait a moment I'll check the availability and revert you.

USER: I need a direct flight please.

ASSISTANT: Sorry to say, we don't have any direct flights on your dates.

USER: That's Ok. Thanks for your service.

ASSISTANT: Thanks for availing us, have a pleasant day.