Hello.
user
Hello. How may I help you?
assistant
Ruth Evans here. I want to travel from Houston to Washington for attending a Seminar. Can you please help me for booking the flight ticket?
user
Ok, can I have your travelling dates too?
assistant
My travelling dates are from 10/26 to 10/28.
user
Sure, please mention your locations.
assistant
My airport codes are from DCA to HOU.
user
Please wait a moment.
assistant
Ok, I will wait.
user
Thanks for your time, there is no flight available on your route.
assistant
Anyway, thanks for the information.
user
Thanks for choosing us.
assistant