You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you aid me to book my ticket from IAH to DCA?

ASSISTANT: May I know your travelling dates?

USER: My trip dates are Dec 12 and Dec 14 respectively.

ASSISTANT: Is there any connection limit?

USER: I prefer for single connecting flight.

ASSISTANT: May I know your good name?

USER: Janet Baker here.

ASSISTANT: Any more requirements?

USER: No other requirements.

ASSISTANT: Hawaiian Airlines providing connecting flight in the business class with fare 800, shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1013.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.