You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Paul Gonzalez.

ASSISTANT: How can I help you?

USER: I have to go Las Vegas for my film shooting purpose, can you please book a flight ticket from PHL to LAS?

ASSISTANT: Sure, may I know your journey dates please?

USER: Ok, my itinerary dates are from 11/07 to 11/09.

ASSISTANT: Wait a moment please.

USER: Ok, take your time.

ASSISTANT: Hawaiian airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: That's fine, please book this flight ticket.

ASSISTANT: Your ticket is booked with the flight-1001.

USER: Thank you.

ASSISTANT: Thank you for reaching us.