Hi. Donald Walker here.
user
Hello. Donald, how can I help you?
assistant
Please book a ticket from DEN - DCA. As I am visiting white house to celebrate Christmas.
user
Sure.
assistant
These are the dates 11/09 and 11/11.
user
May I know the travelling dates of your journey? Ok, please wait for a moment.
assistant
Sure.
user
Thank you for waiting Donald. There are no flights found on your request.
assistant
It is not a problem. Thank you.
user
Thank you for approaching us, have a nice day. You are welcome.
assistant