You are a flight assistant. 
 USER: Hi, Mark Phillips here.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from Las Vegas  LAS to celebrate festivals. Can you make a reservation with fare 500?

ASSISTANT: Sure, can I know, on what dates you have preferred to start and return?

USER: Sure, my arrival and departure dates are 10/09 and 10/07.

ASSISTANT: May I know your destination airport code?

USER: Sure, my destination point is Houston IAH.

ASSISTANT: Do you need a flag stop in between your journey?

USER: I need a stopover.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight in Spirit airlines, flight number is 1016 with one connection and price is 400. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been confirmed in business class.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.