Creamy Rigatoni Florentine

Name: Creamy Rigatoni Florentine
Ingredients: 1 (16 ounce) package rigatoni pasta; 2 tablespoons olive oil; 2 pounds boneless chicken, cubed; 0.25 cup sliced fresh mushrooms, or more to taste; 3 cloves garlic, chopped; 1 (26 ounce) jar spaghetti sauce; 1 pint half-and-half; 1 teaspoon Italian seasoning, or to taste; 1 (10 ounce) package fresh spinach, chopped; 1 cup shredded mozzarella cheese; 1 tablespoon shredded Parmesan cheese, or more to taste; 8 leaves fresh basil, or to taste