You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Myself Stephen King, can you help me to book a flight ticket from JFK to SEA?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, my travel dates are 09/27 and 09/29.

ASSISTANT: I found a flight 1004 of UA airlines matches with your preferences, can I proceed?

USER: Ok, please book.

ASSISTANT: Your ticket is booked.

USER: Ok, thank you for booking the flight tickets.

ASSISTANT: Thank you, have a good day.