You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Richard Perez. I planned to meet my friend in JFK, can you please help me to book a flight ticket from DCA?

ASSISTANT: Sure, may I know your travel dates please?

USER: I prefer to travel on 09/25 and 09/27.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, here there is a connecting flight and airfare is about 200. Shall I proceed further in booking?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been confirmed for the flight 1014 from AA airlines.

USER: Thank you for your service.

ASSISTANT: You are welcome, thank you for reaching us.