You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good afternoon.

USER: I'm John White.

ASSISTANT: How can I help you, John.

USER: I want a flight ticket from LAS to SEA, can you please book a ticket if it is available?

ASSISTANT: Please provide your desired travel dates?

USER: I would like to fly on 09/28 and return on 09/30.

ASSISTANT: Flight-1002 with Spirit airlines is available, shall I proceed for booking.

USER: Can I know the flight complete details please?

ASSISTANT: The fare is around 100 with connections 1.

USER: Ok, please proceed for further.

ASSISTANT: Sure. Your ticket has been booked.

USER: Thank you.

ASSISTANT: You are welcome.