Hi.
user
Hello, how can I help you?
assistant
I am Donald Campbell. Can you help me in booking on 07/06 to 07/08, as there is a farewell party in my college?
user
May I know your desired airport codes please?
assistant
My source is DCA and destination is ORD.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
No issue, thank you.
user
Thank you for opting us.
assistant