Chicken and Dumplings

Name: Chicken and Dumplings
Ingredients: 1 tablespoon extra-virgin olive oil; 1 pound boneless, skinless chicken breasts, cut into 1-inch chunks; Kosher salt and freshly ground black pepper; One 20-ounce package peeled and diced butternut squash; 4 stalks celery, finely chopped; 1 medium onion, finely chopped; 2 cups lower-sodium chicken broth; 2 sprigs dill plus 2 tablespoons chopped fresh dill; 1/2 cup white whole wheat flour; 1 teaspoon baking soda; 1 tablespoon cold unsalted butter, cut up; 1/4 cup lowfat (1-percent) milk; 1 cup frozen peas, thawed