Hello.
user
Hello, how may I guide you?
assistant
I am Daniel Allen. I would like to book a flight ticket from AUS to PHL. Could you help?
user
Sure, can I know your preferable dates?
assistant
I am planning to start on 02/02 and return back on 02/04.
user
I am sorry, there are no flights available.
assistant
Ok, thank you for the information.
user
Thank you, have a good day.
assistant