You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Ashley Johnson, can you help me to book a flight ticket from New York, JFK to Charlotte, CLT? Ok, please book for the dates 01/18 and 01/20.

ASSISTANT: Sure, I will help you.

USER: Thank you for the help.

ASSISTANT: Please wait a moment, I will find the availability of flights. I found a flight for you in UA airlines with fare 100. Can I book your ticket?

USER: Ok, please book.

ASSISTANT: Ok, your booking is confirmed with flight number 1009.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.