Hi.
user
Hello, how may I assist you?
assistant
I want to book a flight ticket to attend a client meeting on 02/16 and my return date will be on 02/18.
user
Ok, I can help you with booking. Do you need any connection limit in between your journey?
assistant
I need a direct flight.
user
Ok, May I know where are you travelling?
assistant
DC-IAD is my  source TX-DFW will be my destination.
user
Thank you. There are no flights available at this moment matching your request.
assistant
No issue.
user
May I know your name?
assistant
I am Jack Johnson.
user
Thank you.
assistant
Thank you for your response.
user