Homestyle Chicken and Dumplings

Name: Homestyle Chicken and Dumplings
Ingredients: For the Soup:; 2 cups of leftover rotisserie chicken or any shredded chicken you have on hand.; 2 stalks of celery; 3 medium carrots; 1 small yellow onion; 2 large Yukon Gold potatoes; 1 large or 2 small bay leaves; 3 cloves of garlic; 5 cups of good chicken stock (preferably homemade); 2 tbsp. flour; Olive oil for sautéing; 1 tsp sea salt; 1/2 tsp cracked black pepper; For the Dumplings:; 2 cups of all-purpose flour; 1 cup of milk; 1 tbsp. of baking powder