Caprese Chicken Penne Alfredo

Name: Caprese Chicken Penne Alfredo
Ingredients: 1 pound penne pasta; 8 tablespoons (1 stick) unsalted butter; 2 cloves garlic, finely grated; 3 cups heavy cream; 2 cups finely grated Parmesan; 2 cups chopped cooked white meat chicken (from 1 rotisserie chicken); Kosher salt and freshly ground black pepper; 2 large red heirloom beefsteak tomatoes, sliced 1/4 inch thick; 1 pound fresh salted mozzarella, sliced 1/4 inch thick; 2 tablespoons extra-virgin olive oil; 1/2 cup torn fresh basil leaves