Hello.
user
Hello, how may I help you?
assistant
I am Kathleen Allen, want to travel from DFW to DCA. Please help me.
user
Sure, may I know your trip dates please?
assistant
My trip dates are from 05/07 to 05/09.
user
Please wait for a while.
assistant
Ok, take your time.
user
Sorry Kathleen, there is no flight available as per your request.
assistant
It's ok, thank you.
user
Most welcome.
assistant