You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Michael Perez from Phoenix. I have to go to LAS next month for my film shooting purpose. Can you please book a flight ticket from PHX?

ASSISTANT: Sure, can I have your trip dates please?

USER: Thank you for your positive response, I want to take off on 04/22 and please confirm my return ticket also on 04/24.

ASSISTANT: Please hold on a moment, Perez.

USER: Ok.

ASSISTANT: I found a flight for you in AA airlines with price 100. Can I proceed?

USER: Please proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1011.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.