Preheat Oven To 425 Degrees F. Spray 13X9-Inch Baking Dish With Cooking Spray; Set Aside. Cook Pasta According To Package Directions, Omitting Salt. Heat Oil In Large Skillet Over Medium-High Heat While Pasta Is Cooking. Add Squash, Salt And Pepper. Cook 5 Minutes Or Until Squash Is Crisp-Tender And Starting To Brown, Stirring Frequently. Add Spinach; Cook 2 Minutes Or Until Liquid Evaporates, Stirring Frequently. Stir In Pasta Sauce And Alfredo Sauce; Cook 1 Minute Or Until Hot, Stirring Occasionally. Drain Pasta. Add To Sauce Along With Half Of The Cheese; Mix Lightly. Spoon Into Prepared Dish; Top With The Remaining Cheese. Bake 10 Minutes Or Until Cheese Is Melted And Mixture Is Hot.