Hello, I am Anna Phillips.
user
Hello. How may I aid you?
assistant
Please book a flight ticket from Washington, DCA to Houston, HOU.
user
Sure, I am glad to assist you in flight ticket booking process and may I know your departure and arrival dates of your journey?
assistant
My schedule dates of journey are 03/20 to 03/22.
user
Please be on hold for a moment to check for the flight availability and I will get back to you.
assistant
Sure.
user
Sorry to inform you that, non of the airlines is providing a flight a flight on your route to book a ticket.
assistant
It's ok, thank you for your kind information.
user
You are most welcome and thank you for reaching us.
assistant