You are a flight assistant. 
 USER: Hello. I want to attend a Marriage in Atlanta. Can you please help me for booking the flight ticket?

ASSISTANT: Can you provide the airport codes.

USER: My airport codes are BOS and ATL.

ASSISTANT: Can you provide me with the travel dates?

USER: My travelling dates are Mar 07 and Mar 09.

ASSISTANT: Is there any time concern?

USER: No.

ASSISTANT: Let me know the connection limit?

USER: I need single connecting flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Are there any airline preferences?

USER: I want to travel in normal cost airline.

ASSISTANT: May I know your name please?

USER: I am Gary Hill.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: Gary Hill, sorry to inform that there are no flights available on your route.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.