You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I need to book my ticket from AUS to SEA. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, to book a ticket can I know your planned travel dates?

USER: My planned travel dates are from Feb 07 to Feb 09.

ASSISTANT: Is there any airline preference for you?

USER: Yes, I would prefer not to fly a low- cost airline.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need  a connecting flight in my journey.

ASSISTANT: May I know your name please for documentation?

USER: Sure, myself Carolyn Edwards.

ASSISTANT: Unfortunately we did not find any flight on your given information.

USER: Ok, that's not a problem. I will choose some other way to reach my destination.

ASSISTANT: Thank you for availing us.