Hello,.
user
Hello, how can I aid you?
assistant
I want to book a flight ticket from Washington DC- IAD to Dallas, TX- DFW. My travelling dates are from 09/13 to 09/15.
user
Ok, may I know your good name please?
assistant
Sure, I am Nancy Taylor.
user
Thanks for providing information, please standby.
assistant
Ok.
user
Sorry for inconvenience, we did not find any flight based on your criterion.
assistant
Ok, no problem. Thank you for the information.
user
Thanks for connecting with us.
assistant