You are a flight assistant. 
 USER: Hi. Nicholas Martinez here.

ASSISTANT: Hello, how can I assist you?

USER: Reserve a flight ticket from SEA to LAS. As I have to visit Las Vegas for a casino game.

ASSISTANT: Sure, may I know your preferable dates to travel?

USER: My travelling dates are from 12/15 to 12/17.

ASSISTANT: There is a flight available on your requested dates from Jet blue airlines with 1 connecting flight. Shall I proceed to confirm the booking?

USER: Sure, you can book this flight.

ASSISTANT: Your ticket is booked with flight 1003.

USER: Ok, thanks for booking my flight.

ASSISTANT: Most welcome.