You are a flight assistant. 
 USER: Hello, I am John White.

ASSISTANT: Hello, how can I serve you?

USER: I need to book a flight ticket under price 200. Could you please help me?

ASSISTANT: Sure. Can you please provide journey details?

USER: Sure, I want to travel from GA-GTL to NY-LGA. Ok, I intent to start on 09/28 and end on 09/30.

ASSISTANT: Can you reverify the airport codes?

USER: Sorry my origin airport code is GA-ATL.

ASSISTANT: Thanks for the information. Do you need any connection?

USER: I want a single connection.

ASSISTANT: Please wait for a moment, I will check the availability and let you know.

USER: Sure.

ASSISTANT: We found a flight with Southwest airline with flight number:1024. The fare is 200 with a single connection.

USER: Proceed with southwest airline.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us.