Hello.
user
Hello, how can I help you today?
assistant
Please book a flight ticket from DCA to EWR.
user
Sure, can you please share your journey dates that you prefer to travel?
assistant
My travelling dates are Sept 12 and 14.
user
 Do you require any stopovers in your journey?
assistant
I need a direct flight.
user
May I know your name?
assistant
My name is Donna Martinez.
user
Sorry to say, no flights found with your requirement.
assistant
That's ok, thank you for the response.
user
Thanks for reaching us.
assistant