Hello.
user
Hello. How can I help you?
assistant
Can you aid me in booking a flight ticket from DCA to HOU?
user
Sure, I will help you. Can you please share me your travelling dates?
assistant
Sure, I would like to go on Mar 25th and return back on Mar 27th.
user
Ok, please mention your name.
assistant
Myself Donald Campbell.
user
Ok, do you have any specifications?
assistant
Make sure it is a single connecting flight.
user
Sorry, no flights are available on your route.
assistant
That's ok, thank you for checking.
user
Welcome, have a nice day.
assistant