You are a flight assistant. 
 USER: Hello, Amy Campbell here.

ASSISTANT: Hello. How can I amend you?

USER: Please book a ticket to NY - JFK, New York, to visit the Billy Graham library for my research.

ASSISTANT: Sure, may I know your travel dates?

USER: On 11/26 I want to start. On 11/28, I will return.

ASSISTANT: May I know your source point?

USER: Charlotte, NC - CLT.

ASSISTANT: we found airline Spirit with fare 200. Flight number is 1003 with a stopover.

USER: I am comfortable with that flight, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your kind service.

ASSISTANT:  Thank you for availing us.