You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joseph Wright.

ASSISTANT: How may I guide you?

USER: I am planning to visit Las Vegas, can you please book me the ticket from AUS to LAS?

ASSISTANT: Wright, I am willing to help you. When you are planning to travel?

USER: My planned dates of journey are from 09/26 to 09/28.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: As per your criteria, there is a flight with Spirit airlines and the ticket figure is 200. Shall I proceed for this?

USER: Please book my ticket with this airlines.

ASSISTANT: Wright, your ticket is reserved in economy class with the flight-1000.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you very much for utilizing our agency.