Pumpkin Chicken Corn Chowder

Name: Pumpkin Chicken Corn Chowder
Ingredients: 2 tablespoons butter; 1 cup diced onion; 1 garlic clove (minced); 2 14.5 oz. cans chicken broth; 1 15- ounce can Pumpkin Puree; 1/2 teaspoon Italian seasoning; 1/4 teaspoon freshly ground black pepper; 1/8 teaspoon dried red pepper flakes; 1/8 teaspoon freshly grated nutmeg; 2 large russet potatoes (cubed); 2 large boneless skinless chicken breasts (uncooked and diced); 2 cup frozen corn; 1/2 cup half and half; Salt and additional ground pepper to taste.