You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I want to make a trip from PHX to LGA please book a ticket.

ASSISTANT: Ok, please provide your preferable dates to travel.

USER: Sure, I want to travel in the month of December from 12/23 to 12/25.

ASSISTANT: Please wait for a couple of minutes. There is a flight 1003 of Spirit airlines is available for your request. Shall I proceed to book the flight ticket?

USER: Sure, please proceed the booking of the ticket.

ASSISTANT: May I know your good name please?

USER: I'm Thomas Robinson.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for contacting us.