Hello.
user
Hello, what can I do for you?
assistant
I want to attend Detroit.Can you please help for booking the flight ticket from MI-DTW to DC-DCA?
user
Sure, may I know your required dates?
assistant
The required dates are from 05/13 to 05/15.
user
Sure, give me a moment.
assistant
Ok.
user
May I know your name?
assistant
Sure, my name is Brian Roberts.
user
Sorry Roberts, there is no flight with your requirements.
assistant
Ok, It's fine. Thank you for your information.
user
You are welcome.
assistant