Hello.
user
Hello, how may I help you?
assistant
Please help me to book a flight ticket from AUS to IAD.
user
Sure, help me with the trip dates?
assistant
My travelling dates are 20 and 22 of Aug.
user
May I know your name please?
assistant
I am Christopher Lewis.
user
Do you have any preferences?
assistant
I prefer connecting flight for this trip.
user
Sorry, no flights were running in your desired routes.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant