Preheat oven to 350 degrees F. Coat a 9×13 baking dish with cooking spray. In the prepared dish, layer: a third of the sauce, 3 lasagna noodles, ricotta cheese, chicken, artichokes, 3 lasagna noodles, a third of the sauce, spinach, 2 cups mozzarella cheese, 1/2 cup Parmesan cheese, 3 lasagna noodles, remaining sauce, parsley and 1/4 cup Parmesan cheese.