You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am looking for a flight which departs on evening. Can you please make a reservation from DEN?

ASSISTANT: I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My preferred dates are on Feb 24 and 26.

ASSISTANT: May I know your airport codes?

USER: Destination airport code is PHX.

ASSISTANT: Do you need any connections between your trip?

USER: I need a way station in between my journey.

ASSISTANT: May I know your name?

USER: My name is Dorothy Young.

ASSISTANT: Do you need any other requirements?

USER: No.

ASSISTANT: Base on your requirements Spirit Airlines, flight number:1015 is going on your way with single connection and price:100. Is that Ok for you?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for opting us.