They Just replied here is their message:

This is the hotel doing Michele. Four other persons have won prizes and have confirmed there travel dates and are ready to travel. Halfmoon Resort is a legitimate business and this is a way of giving back to the society.
The Hotel numbers are listed and our office opening hours are 8am to 6pm. I can assure you this is not a scam. We are awaiting you and your boyfriend to have a wonderful vacation in Jamaica.