Advance reservations are required and will not be accepted through the 1-800 Hilton number; please call the hotel directly. Please present the original certificate at check-in. Certain restrictions and blackout dates apply. Blackout dates are New Year's Eve, Valentine's Day weekend, SMU graduation, and TX/OU weekend. Gratuity, alcoholic beverages, and incidentals are not included. The certificate has no cash value, is nontransferable, nonreplaceable, and may not be redeemed with any other offer or promotion. Expires August 6, 2014.