You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am David Scott, I want to book a flight ticket to CLT from JFK.

ASSISTANT: Sure, I will help you out. Can you provide your travelling dates please?

USER: Thank you, my travelling dates are 12/21 and 12/23.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1023.

USER: Thank you for the booking.

ASSISTANT: Thank you for choosing us.