You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am Justin King. Can you help me booking a flight ticket from LAS to JFK?

ASSISTANT: Sure, help me with the trip dates?

USER: I will start on 02/23 and return on 02/25.

ASSISTANT: Do you have any preferences?

USER: I need a direct flight.

ASSISTANT: We found a flight in an airline JetBlue with 1019 number having a direct connection price of 200. Shall I proceed to book?

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.