Hi.
user
Hello.
assistant
Helen Moore here.
user
How can I assist you?
assistant
I am planning to visit Washington, can you please book me a ticket from IAD to DCA?
user
Ok, may I know your travelling dates?
assistant
Ok, my itinerary dates are from 03/04 to 03/06.
user
Sorry, no flights found on your route.
assistant
Ok, no problem. Thank you.
user
Most welcome.
assistant