You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Myself David Nelson. Will you help me in booking the flight ticket from LAX to JFK?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are Feb 05 and Feb 07.

ASSISTANT: Do you want connecting flight or direct flight?

USER: I need a flight with single connection.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: We found a connecting flight and UA airline with flight number 1027. Shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you for helping me.

ASSISTANT: Thank you.