You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am James Collins. I am planning to visit Central Park at New York, could you please help me with booking a flight ticket from MSP to JFK?

ASSISTANT: Sure, can you share your trip dates?

USER: I would like to depart on Apr 5th and return on Apr 7th.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight. And make sure that my depart time must be evening.

ASSISTANT: There is a connecting flight with number 1021 in airline Spirit, the fare is 100 in economy class. Can I book it?

USER: Yes, please confirm the booking.

ASSISTANT: Your ticket is reserved, the depart time is 23:00 PM and return time is 17:00 PM.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us.