You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I have to go LGA for my film shooting purpose, can you please book a flight ticket from PHX?

ASSISTANT: Sure, can you please provide your travelling dates?

USER: This is a small schedule in New York so my departure date is 11/25 and please book my return ticket also on 11/27.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Raymond Allen.

ASSISTANT: Flight-1023 is available with a ticket fare of 100, shall I book your ticket?

USER: I am ok with this flight, please confirm this flight ticket.

ASSISTANT: Raymond Allen, your ticket is booked with Spirit airlines.

USER: Thank you for assisting me.

ASSISTANT: Thank you, have a safe journey.