Hello.
user
Hello. How may I assist you at this moment?
assistant
I am planning to visit Denver in DEN from DCA. Can you find a ticket for me?
user
Sure, may I know your trip dates?
assistant
Yes, my preferable dates are 07/03 to 07/05.
user
Sorry, no flights as per your requirements. May I know your name?
assistant
Yes, I am Paul Young. Ok, no problem.
user
Paul, thank you for contacting us. Have a good day.
assistant
Thank you for your information.
user