You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Justin Johnson. I am planning to book  a ticket to attend a meeting at JFK. Can you please help me out?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I would like to travel on 03/26 and return back on 03/28.

ASSISTANT: Can I know your source airport code?

USER: My source code is JFK.

ASSISTANT: Here is a direct flight, can I Proceed with it?

USER: Please proceed the booking.

ASSISTANT: Your ticket has been booked with 1006 flight.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.