Hello.
user
Hello, how may I guide you?
assistant
I am Debra Collins. I am planning to attend music concert at DFW, can you please help me with booking a flight ticket from DCA?
user
Sure, can I know your preferable dates?
assistant
Sure, I would like to take off on 09/12 and return on 09/14.
user
I am sorry, there are no flights available. Thank you, have a good day.
assistant
Ok, no issues. Thank you for checking. You are welcome.
user