Hello,.
user
Hello, how may I assist you?
assistant
I am Margaret Garcia. I would like to go for shopping around the Washington, DCA.
user
Ok.
assistant
Can you please make  a reservation with connecting flight?
user
Sure, may I know your journey dates?
assistant
My journey dates on 04/04 and 04/06.
user
Kindly, mention your origin airport code.
assistant
Its, a round trip.
user
Ok. No flights found on your journey dates.
assistant
Ok, no problem. Thank you.
user
Thank you for choosing us, have a nice day.
assistant