Easy Chicken and Corn Chowder

Name: Easy Chicken and Corn Chowder
Ingredients: 6 strips bacon, cut into small pieces; 2 large uncooked chicken breasts, diced into bite-size pieces; 1/2 medium onion, chopped; 2 sticks celery, chopped; 1/4 cup all-purpose flour; 2 cloves garlic, minced; 4 cups chicken broth or stock; 2 cups frozen or fresh corn kernels; 1 cup heavy cream; 3 medium-to-large Russet potatoes, peeled and diced; 1/4 teaspoon Italian seasoning; Pinch of cayenne pepper (optional); Salt and pepper, to taste; Scallions, chopped (optional, for serving)