You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I need a flight to fly PHX to write an exam . Can you please make a reservation from LAS?

ASSISTANT: Sure, I am glad to aid you. May I know your planned dates please?

USER: My planned dates are on Dec 09 and 11.

ASSISTANT: Ok, please share your class preference.

USER: I am fine with any class.

ASSISTANT: Can I have your name please?

USER: My name is Mark Rodriguez.

ASSISTANT: Do you have any other concerns?

USER: I need a stopover.

ASSISTANT: We found a direct flight with a fare of 200 in 1012 Southwest Airline, shall I proceed?

USER: Ok, please proceed for booking.

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

USER: Thank you.

ASSISTANT: Thank you for choosing us.