Hi.
user
Hello. How can I assist you today?
assistant
I am Raymond King want to visit IAH, can you book a ticket from DCA?
user
Sure, will you mention your travelling dates please?
assistant
Sure, my travelling dates will be 03/10 and 03/12.
user
Please give me a moment.
assistant
Ok.
user
Thanks for waiting, there is no flights available under your preferable details.
assistant
That's ok, thank you.
user
Welcome, have a great day.
assistant