Hello.
user
Hello, how can I assist you?
assistant
Please help me to book a flight ticket from IAD to AUS.
user
Sure, may I know your travel dates?
assistant
My journey dates are from Apr, 01 to Apr, 03.
user
Do you have any specifications?
assistant
I need  a direct flight to fly.
user
May I know your name?
assistant
James Gonzalez.
user
Ok, please wait a minute.
assistant
Ok.
user
Sorry, there were no flights found on your route.
assistant
Thank you.
user
Thank you.
assistant