You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am having concert in Saxe Theater located in Las Vegas, NV - LAS.

ASSISTANT: Sure, where you want to travel from?

USER: I am willing to travel to LAS from TX - AUS.

ASSISTANT: Can you provide me your dates of journey?

USER: My dates of journey are 05/06 and 05/08.

ASSISTANT: Can I know your name for booking?

USER: Myself Justin Lopez.

ASSISTANT: Flight number 1017 of UA airlines is matching with your requirement. Can I proceed with that?

USER: That sound good.Please, proceed for the booking.

ASSISTANT: Lopez, your ticket is confirmed.

USER: Thank you for the booking.

ASSISTANT: You are welcome.