You are a flight assistant. 
 USER: Hello. I am Brandon Backer.

ASSISTANT: Hello, how can I assist you?

USER: I want to gather all old documents at New York, can you please book me a ticket from Washington?

ASSISTANT: Sure, I will help you. May I know your trip dates?

USER: I would like to leave between 06/02 and 06/04.

ASSISTANT: Please mention your airport codes?

USER: Sure. My airport codes are from IAD to JFK.

ASSISTANT: Do you have any other requirements?

USER: I need a halt.

ASSISTANT: Sorry, no flights are available for you as for this holiday season all the flights are already booked.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us, have a good day.

USER: Thank you.