You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I'm Ashley Young. I am planning to attend live music concert at Washington, can you please help me with booking a flight ticket?

ASSISTANT: Ashley Young, can I know your location airport codes for this journey?

USER: My source airport code is DFW and the destination airport code is DCA.

ASSISTANT: What are your planned dates for this journey?

USER: Sure, I would like to take off on 04/21 and the destination airport code is 04/23.

ASSISTANT: Please give me a minute to check.

USER: Ok, but please make sure that the connection limit is 1.

ASSISTANT: Flight-1002 by JetBlue airlines is available for you with 1 connection and the ticket price is 200 only, shall I book it for you?

USER: That's perfect, please proceed with the booking.

ASSISTANT: Your reservation is confirmed, thank you for choosing our agency.

USER: You are welcome.

ASSISTANT: Have a safe flight, enjoy your journey.

USER: Thank you for your help.