You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: As I am a Journalist, I have a press meet at Washington, so assist me in booking a flight from JFK.

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: May I know your name, please?

USER: Sure, my name is Rebecca Moore.

ASSISTANT: When you have planned to depart and arrive?

USER: I have planned to start on 09/15 and arrive on 09/17.

ASSISTANT: Can I have your landing airport code?

USER: My landing airport code is DCA.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting. There are no flights available that matches your requirements.

USER: No problem, thanks for your support.

ASSISTANT: Thank you for approaching us.