You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket from DEN to PHL for attending a event.

ASSISTANT: May I know your itinerary dates?

USER: My travelling dates are Sep 9 and Sep 11.

ASSISTANT: Which class do you prefer?

USER: I am comfortable with any class.

ASSISTANT: May I know your name?

USER: I am Stephanie Carter.

ASSISTANT: Do you prefer a direct flight?

USER: I prefer connecting flight.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: Spirit airlines with flight 1027 is providing a connecting flight and ticket costs you 200 in economy class.

USER: You can proceed with booking.

ASSISTANT: Your ticket is reserved Stephanie Carter.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.