Hello.
Hello. How may I assist you?
Can you aid me in booking a flight ticket from DCA to DEN?
Sure, I am here to help you out. May I know your travelling dates please?
Sure, I would like to go on Jan 03rd and return back on Jan 05th.
Can you please share you connection limit?
Ok, ensure it is a single connecting flight.
May I know your name please?
Myself Nicole Thompson.
Do you have any other specifications?
Ensure it is in the business class.
 Nicole Thompson, there are no flights available in your route.
That's ok, thank you for checking.
Thank you for choosing us.