Hello,.
user
Hello. How may I help you?
assistant
I am Stephanie Campbell. I want to book a ticket.
user
OK, could you please provide the city names?
assistant
My journey details are from Washington Dc-IAD to Washington DC-DCA. My depart is on 02/12 and return is on 02/14.
user
Sorry, no flights found on your dates.
assistant
OK, Thank you.
user
You are welcome. Have a nice day!.
assistant