Hello.
user
Hello. How can I help you?
assistant
Will you help me in booking the flight ticket IAD to AUS?
user
May I know your travelling dates please?
assistant
My journey dates are 11/08 and 11/10.
user
May I know you name please?
assistant
Myself Betty Miller.
user
I am sorry no flights found on your route.
assistant
Ok, not an issue.
user
Thank you for choosing us.
assistant
Thank  you for your information.
user