Cook the Pasta: Boil pasta according to package instructions until al dente. Drain and set aside.
Cook the Chicken: Heat olive oil in a large skillet over medium heat. Add diced chicken, season with salt, pepper, and Italian seasoning. Cook until golden and fully cooked (about 6-8 minutes).
Make the Sauce: Add minced garlic to the skillet and sauté for 1 minute. Pour in heavy cream and bring to a gentle simmer. Stir in grated Parmesan cheese until melted and smooth.
Combine: Add the cooked pasta to the skillet and toss to coat evenly in the sauce.
Garnish: Sprinkle with fresh parsley and extra Parmesan if desired.
Serve: Plate immediately and enjoy!