You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am looking for a flight from AUS to ORD, can you help me in booking?

ASSISTANT: Sure, we are here to help you. Can you please help me with your planned trip dates?

USER: Sure, my planned travel dates are Nov 16 and Nov 18.

ASSISTANT: Do you have any break in between journey?

USER: Yes, please look for a connecting flight.

ASSISTANT: May I know your class preference?

USER: No I'm not looking for any class preferences.

ASSISTANT: Do you have any other specifications to be met?

USER: I would like to start my journey for the evening flight.

ASSISTANT: Can I have your good name?

USER: Myself Andrew Phillips.

ASSISTANT: We are regret to inform you that, no flights area available on your trip dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for contacting us.