Hello.
user
Hello, how can I help you?
assistant
I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from DCA?
user
May I know your desired travel dates please?
assistant
I would like to take off on Apr 15 and return on 17.
user
Do you prefer direct flight or connecting flight?
assistant
I prefer connecting flight.
user
Do you have any other specifications?
assistant
Yes, I would like to return during evening time.
user
May I know your name please?
assistant
My name is Jack Clark.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
Ok, no issues. Thank you for checking.
user
Thank you for opting us.
assistant
You are welcome.
user