Hi. I am Katherine Clark.
Hello, how may I help you?
Can you please help me in booking my flight ticket from DCA to HOU?
Sure, may I know your trip dates please?
My travelling dates are 09/01 and 09/03.
There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 500 which is provided by Delta airlines. Would you like to book this flight for your journey?
Ok, please proceed with booking.
Ok, your ticket is booked.
Thank you  for your help.
Thank you for approaching us.