Hello. I am Brian Williams.
user
Hello, how can I serve you today?
assistant
Could you help me in booking a flight ticket from TX - AUS to DC - DCA?
user
Sure, can you please share your journey dates?
assistant
My departure day is 12/03, return day is 12/05.
user
Do you have any specifications?
assistant
I need a connecting flight.
user
Sorry, there are no flights available on your specified routes.
assistant
No problem, thank you.
user
Thank you for choosing us.
assistant