Hello, myself Patrick King.
user
Hello, how can I help you today?
assistant
I am planning to book a flight ticket from AUS to IAD, can you please do it for me?
user
May I know your travelling dates?
assistant
Sure, I would like to fly on 11/11 and 11/13.
user
Sorry, no flights are available for you.
assistant
That's ok, thank you for the information.
user
Thank you for consulting us with your help.
assistant