You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Gary Thompson. I want to book a flight ticket from SEA to LAS. Please help me in booking a flight ticket.

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are from 12/30 to 01/01.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: We found a flight on UA airline, flight number 1000 with the fare of 100. Can I proceed?

USER: If it is a connecting flight, then please proceed.

ASSISTANT: Your ticket has been booked on connecting flight.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.