You can either call the following number (800) 228-9290 to make reservations or you can use the following link:
(https://www.marriott.com/event-reservations/reservation-link.mi?id=1758072420368&key=GRP&app=resvlink)
Hotel
Long Island Marriott
101 James Doolittle Boulevard, Uniondale, NY 11553 (516) 794-3800