Hello.
user
Hello, how may I help you?
assistant
My name is Steven Miller. I would like to travel from DCA to SFO, could you help me out?
user
May I know your trip dates?
assistant
My preferable dates are from 12/03 to 12/05.
user
Sorry, there is no flight available as per your request.
assistant
That's ok. Thank you, have a good day.
user
Most welcome.
assistant