You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you today?

USER: Can you help me to book flight ticket from PHL to DEN?

ASSISTANT: Sure, can you share your travel dates?

USER: My trip dates are May 23 and May 25.

ASSISTANT: Could you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Would you like to avail any benefits for your journey?

USER: No, thank you for asking.

ASSISTANT: Ok, may I know your name please?

USER: Sure, I am Virginia Taylor.

ASSISTANT: Spirit Airlines has a connecting flight with number 1013 for fare 100, shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket is confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.