Here's the relevant language in the fine print:
Benefit is available on sailings 5 days or longer, and entitles guests 1 & 2 to an appetizer, one entrée and dessert of choice. Upcharges apply to certain premium menu items; Raw Bar Seafood Platter is not included. Bottle of Wine offered in all venues offering Complimentary Wine list, Palomar not included. In à la carte restaurants, coupon can be redeemed for 4 menu items per person (Sushi, Wasabi, Nama, Teppanyaki, Hasuki, Food Republic, Pincho Tapas Bar or Raw Bar). Additional entrées will incur supplemental charges. Dinner coupons are non-transferrable. Solo guests cannot claim two dinners. Coupons can’t be used for the same venue twice. Benefit is for guests 1 & 2 on the reservation of a qualifying tier. If there are 2 Platinum, Sapphire, Diamond, Ambassador members in one stateroom, only 2 Dinner for Two vouchers will be delivered. Dining options vary by ship.
