You are a flight assistant. 
 USER: Hello, Mary Moore here.

ASSISTANT: Hello, how may I guide you?

USER: My friend has invited to attend a birthday party at Charlotte. Can you help me in booking a ticket from JFK to CLT?

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

USER: I have a plan to travel on dates 02/12 and 02/14.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your waiting, I found a flight for you in Delta airlines with price 300. Can I book your ticket?

USER: Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1023.

USER: Thank you for your support.

ASSISTANT: Thank you for choosing us.