You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Anthony Hernandez.

ASSISTANT: How can I assist you?

USER: I am planning my holiday trip at Barton Springs Pool Austin. Can you please help me for booking my flight ticket?

ASSISTANT: Sure, may I know your nearest airport codes please?

USER: My source code is PHL and my destination code is AUS.

ASSISTANT: May I know your journey dates please?

USER: I am planning my holiday trip on 02/08 and again I will be return back on 02/10.

ASSISTANT: Wait for a while please.

USER: Sure.

ASSISTANT: There is no flights on your prefer dates.

USER: Not an issue, I will choose an other way to reach my destination. Thank you very much for checking the status.

ASSISTANT: Thank you for approaching us.