Very Berry Dreamboat Parfaits

Name: Very Berry Dreamboat Parfaits
Ingredients: 2 tablespoons (1/2 of a 4-serving box) sugar-free fat-free vanilla instant pudding mix (recommended: Jell-O); 2 tablespoons granulated no-calorie sweetener (recommended: Splenda); 1/4 teaspoon vanilla extract; 1/4 cup fat-free milk; 1 cup fat-free whipped topping, thawedfrom frozen; 1/2 cup fat-free cream cheese, room temperature; 1/2 cup raspberries; 1/2 cup sliced strawberries; Fat-free whipped topping (from an aerosol canister), optional; 1 sheet (4 crackers) low-fat graham crackers, lightly crushed