You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit Central Park in New York, NY-JFK. Can you please help me for booking the flight ticket?

ASSISTANT: Ok, may I know your travelling dates?

USER: The travelling dates are 01/23 to 01/25.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: May I know your source code?

USER: The source code is from NY-EWR.

ASSISTANT: Here is a flight ticket with AA airline and 100 as fare, shall I proceed? Ok, your ticket is confirmed.

USER: Yes, proceed with my booking in the name of Anthony Hall.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.