You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to book the flight ticket from IAH to LAS. Can you please help me?

ASSISTANT: Sure, could you please provide your journey dates?

USER: My journey dates are Dec 31 and Jan 2.

ASSISTANT: Are you looking for any preferred connections?

USER: Yes, I need a single  connection flight.

ASSISTANT: Do you have any other specifications to be met?

USER: No.

ASSISTANT: Can I have your name to proceed further?

USER: Shirley King.

ASSISTANT: We found a Hawaiian airlines, flight number-1000 class-economy connections and fare is 200. Shall I proceed with the booking?

USER: Please proceed for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us.