You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to attend a Seminar in New York. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are DEN and JFK.

ASSISTANT: Let me know your travelling dates.

USER: My travelling dates are June 01 and June 03.

ASSISTANT: May I know your connection limit?

USER: I prefer single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: My name is Donna Garcia.

ASSISTANT: We found a Spirit airline, flight number: 1018, price: 100 with one connection.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.