Hello.
user
Hello. How can I assist you now?
assistant
I am Thomas Parker. Can you please assist me in flight ticket booking process from PHL to AUS?
user
Sure, I am happy to help you with that.  Can I have your travel dates please?
assistant
Thank you, I want to take off on Feb 03 and please confirm my return ticket also on Feb 05.
user
Ok, please wait a moment.
assistant
Ok.
user
Sorry Thomas Parker, no flight is available to you on your dates.
assistant
Oh! It's ok no problem. Thank you for your information.
user
Thank you for choosing us, have a good day.
assistant