You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am looking for a connecting flight, could you please help me with finding a flight ticket with my requirement?

ASSISTANT: Please share your airport codes?

USER: My source airport code is DEN and destination airport code is DFW.

ASSISTANT: Can I have your trip dates?

USER: I would like to depart on Dec 25th and return on Dec 27th.

ASSISTANT: Any more requirements you have?

USER: I am looking for a economy class ticket.

ASSISTANT: Can you help me with your name?

USER: I am Stephanie Clark.

ASSISTANT: Spirit Airlines providing connecting flight in the economy class with fare 100, shall I proceed for booking?

USER: Please confirm the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1000.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us.