You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Myself Helen Carter from Chicago. I would like to visit New York in March. Can you please help me in flight ticket booking process?

ASSISTANT: Sure, can you please provide me with your dates of travel?

USER: Thank you, I want to take off on 03/21 and please confirm my return ticket also on 03/23.

ASSISTANT: Ok, may I know your airports codes please?

USER: I would like to fly from ORD and destination airport is EWR.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is a flight with the connecting flight of fare 200 and the airline is Southwest, are you ok with this booking?

USER: Please book this flight ticket for me.

ASSISTANT: Ok, your booking is done with the flight number 1018.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe flight.