Hi.
user
Hello. How can I help you?
assistant
I am Raymond Smith want to visit Washington, can you book a ticket from CLT to IAD?
user
May I know your travelling dates please?
assistant
Ok, my travelling dates will be 07/14 and 07/16.
user
I am sorry no flights found on your route.
assistant
That's ok, thank you.
user
Thank you for choosing us.
assistant