You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Angela Parker.

ASSISTANT: Angela Parker, how may I assist you with today?

USER: I need a flight ticket from Las Vegas to Los Angeles. Can you please help me in reserving the flight ticket?

ASSISTANT: I am happy you have approached us, I will help you with it. Could you please help me with the origin and destination airport codes?

USER: Thank you for accepting my request. My origin and destination airport codes are LAS and LAX.

ASSISTANT: May I know your preferable dates to travel?

USER: The preferable dates are Mar 05 and Mar 07.

ASSISTANT: Thank you for the information. Please let me know if you have any other preferences in your journey?

USER: Yes, I need a economy class flight for my journey.

ASSISTANT: I have found a flight with you preferences which has a single halt. Is it okay for you?

USER: Ok, please proceed with the ticket booking.

ASSISTANT: I have confirmed your ticket. Your flight number is 1002 operated by Spirit airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us. Have a great journey.