Combine sour cream, dill, buttermilk, 1/8 teaspoons salt, and 1/4 teaspoons pepper in a bowl; set aside.
Combine milk and egg in a dish; stir with a whisk. Combine breadcrumbs, parsley, garlic powder, and remaining 1/2 teaspoons pepper in another dish. Dip pork in milk mixture; sprinkle with remaining 1/2 teaspoons salt. Dredge pork in breadcrumb mixture.
Heat a large nonstick skillet over medium-high heat. Add 1 tablespoons oil to pan; swirl to coat. Place 2 pork chops in pan. Cook 3 minutes on each side or until done. Repeat procedure with remaining 1 tablespoons oil and remaining 2 pork chops. Serve with sauce.