You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: I need to book a flight ticket from JFK to DEN, Can you please help me for booking?

ASSISTANT: May I know your travelling dates?

USER: I would like to travel on 06/19 to return on 06/21.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your good name?

USER: Laura Lewis here.

ASSISTANT: Spirit Airlines providing connecting flight in the economy class with fare 300, shall I proceed for booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1009.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.