You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your assistance?

USER: Please help me for booking to attend for an Innovation festival in MSP to share my ideas.

ASSISTANT: Sure, we are mirthful to assist you in booking.

USER: Thanks for accepting my request.

ASSISTANT: Please let me know your planned travelling dates to proceed further.

USER: My planned journey dates are May 1 and 3.

ASSISTANT: Could you please let me know if you have any class preference?

USER: I prefer to travel in business class.

ASSISTANT: Do you need a whistle stop in between your journey?

USER: I need a connected flight.

ASSISTANT: Kindly share your boarding point.

USER: I am boarding from JFK.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: That's Ok, thanks for your response.

ASSISTANT: May I know your name please?

USER: Sure, my name is Carol Baker.

ASSISTANT: Thank you for availing us.