You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Clark.

ASSISTANT: How may I help you today?

USER: Could you help me in booking a flight ticket from OAK to MSP?

ASSISTANT: May I know your travelling dates, please?

USER: My departure day is Aug 28, return day is Aug 30.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: There is a flight in Delta airlines with the business class at the price 700, can I proceed with the reservation?

USER: May I know the connection limit?

ASSISTANT: It is a direct flight.

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been reserved with the flight number 1027.

USER: Thank you.

ASSISTANT: Thank you for booking flight ticket with our service.