You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I need to travel from ATL to AUS, can you help me in doing that?

ASSISTANT: Sure, please share me your journey dates.

USER: My journey dates are May 29 to 31.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Kathleen Anderson here.

ASSISTANT: May I know your class preferences?

USER: I am ok in any class.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a single connecting flight.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for opting us.