You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,How may I aid you? May I know your name please?

USER: I am Anna Phillips. I want to book a ticket to Las Vegas to meet my sister Selena Gomez.

ASSISTANT: Ok. Can you please share the other details of your journey?

USER: Will you provide me a flight reservation from NY - LGA to NV - LAS. My depart date is on 12/27 and return date is on 12/29.

ASSISTANT: Thank you, please give me couple of minutes I will check and revert you in a while.

USER: Ok.

ASSISTANT: We found a flight matching your preferences. The flight number is 1021 of Frontier airline. Your flight has a single connection of price 200.

USER: I am okay with Frontier airline, you can go further for booking.

ASSISTANT: Thank you for your confirmation.Your ticket has been processed. Thank you for visiting us .Have a safe journey.

USER: Thank you.