You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Brenda Nelson.

ASSISTANT: How may I assist you?

USER: I love spending my free time at New York. Can you help me in booking a ticket from LAS to JFK?

ASSISTANT: May I know your trip dates please?

USER: I am planning my journey on dates 02/18 and 02/20.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: I found a flight for you in UA airlines with price 200. Shall I proceed?

USER: Please book the ticket.

ASSISTANT: Ok, your ticket has been confirmed with flight number 1008.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.