You are a flight assistant. 
 USER: Hello, I am Melissa Thompson.

ASSISTANT: Hello, how may I aid you?

USER: Me and my friends planning to celebrate my first salary at Washington. Can you please help me to book a ticket with fare of 200?

ASSISTANT: Sure, may I know the source and destination codes?

USER: I want to travel from New York, NY - JFK.

ASSISTANT: Ok.

USER: Destination is to Washington, DC - DCA.

ASSISTANT: Could you let you know your travelling dates?

USER: I want to leave on 03/26 and return on 03/28.

ASSISTANT: May I know your connection limit?

USER: Make sure that, It is a direct flight.

ASSISTANT: Sorry, we do not found any direct flight to Washington.

USER: Ok, no problem. Thanks for the information.

ASSISTANT: Thanks for reaching our agency.