Poblano Corn Chowder

Name: Poblano Corn Chowder
Ingredients: 1 tablespoon olive oil; 1 large onion, diced; 2 large carrots, peeled and diced; 2 stalks celery, peeled and diced; 1 large poblano pepper, ribs and seeds removed, finely diced*; 2 cloves garlic, minced; 2 14 oz. cans chicken broth; 1/2 teaspoon dried thyme; 1 teaspoon salt; 1/2 teaspoon black pepper; dash red pepper flakes; 4 cups peeled and cubed potatoes; 3 tablespoons cornstarch; 3 tablespoons water; 2 cups half and half; 4 cups frozen corn; a dash of hot sauce and fresh chopped parsley for garnish (optional)