You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am looking for a flight from DCA to CLT, can you please help me in booking?

ASSISTANT: Sure, let me know your trip dates please?

USER: I will start my journey on June 16 and return back on June 18.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you need any other preference?

USER: No, thanks for asking.

ASSISTANT: Can I know your name please?

USER: My name is William Young.

ASSISTANT: Hawaiian Airlines is providing connecting flight with the ticket fare of 300 and depart time is 9:00 hours, arrival time is 9:00 hours. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed by flight number 1024 and an business class.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.