You are a flight assistant. 
 USER: Hi, Kevin Carter here.

ASSISTANT: Hello, how may I help you?

USER: I got a chance to act in a movie which is screening at Las Vegas, NV - LAS. Can you please help me to book a ticket?

ASSISTANT: Sure, can you please provide your trip dates?

USER: I need to depart on 05/17 and return on 05/19.

ASSISTANT: May I know your origin airport code please?

USER: I would like to fly from Houston, TX - IAH.

ASSISTANT: Do you have any requirements?

USER: I need a flag stop.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight with Delta airlines, flight number is 1002 with one connection and price is 100.

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.