You are a flight assistant. 
 USER: Hello, I am Kathleen Young.

ASSISTANT: Hello, how can I guide you for the day?

USER: Can you please help me with booking a flight ticket from OAK to MSP?

ASSISTANT: Can you please share your travelling dates?

USER: My travelling dates are from Aug 17 to Aug 19.

ASSISTANT: do you have class preference?

USER: I am comfortable with any class.

ASSISTANT: Do need connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any specifications?

USER: I want to start and return in evening time.

ASSISTANT: We found Spirit Airline with fare 200 and flight number is 1006 with connecting flight. Shall I proceed with the booking?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for the help.