You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Parker.

ASSISTANT: How can I help you at this moment?

USER: I am planning to visit Disneyland at Los Angeles, could you please help me with booking a flight ticket?

ASSISTANT: Sure, I can help you in booking flight ticket. Can you please mention your travel dates for booking flight ticket?

USER: I would like to take off on 05/26 and return on 05/28.

ASSISTANT: Ok, may I know your nearest airport codes for booking?

USER: My source airport code is AUS and destination airport code is LAX.

ASSISTANT: Please hold on a moment, I will check flight availability in this route.

USER: Sure, take your time.

ASSISTANT: Sorry for the inconvenience no flights available in this route as per your requested dates.

USER: That's ok, I will find an another alternate way to complete my trip. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us, have a good day.