You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Ronald Taylor.

ASSISTANT: How may I assist you now?

USER: I need to schedule my trip to visit Orlando to meet my colleagues. Can you please help me in reserving the ticket from AUS to MCO?

ASSISTANT: Ronald Taylor, may I know you planned dates?

USER: I am planning my trip on Nov 5, and again I will return back on Nov 7.

ASSISTANT: Do you have any specifications?

USER: My depart time is afternoon.

ASSISTANT: Sorry to say, there are no flights available for your journey.

USER: Not a big problem, anyway I will choose an other way to reach my destination.

ASSISTANT: Have a nice day.