Hi, I am Jessica King.
Hello, how may I address you today?
 I would like to travel to Denver to visit great devide brewery with my cousin. Can you help me to book a flight from Washington DC - DCA.
Sure, may I know your preferable travelling dates?
I want to fly on 12/22 and recur on 12/24.
Help me with Denver airport code?
I want to land at Denver, CO - DEN.
Ok, please wait for a moment.
Sure.
Thanks for waiting, no flights are available with your request.
Ok, no issues. Thanks for your kind assistance.
Thanks for approaching us, have a nice day.