Hello.
user
Hello. How may I help you?
assistant
Charles Martinez here. Do you have any flight from DCA to ATL to attend a birthday party?
user
Sure, I am happy to help you. May I know your planned trip dates?
assistant
My travel dates are 04/27 and 04/29.
user
Sorry to say that, there are no flight's available based on your travelling dates?
assistant
It's ok, anyway thank you.
user
Thank you for reaching us.
assistant