Bake boboli shell on ungreased baking sheet at 450 degrees until crisp, about 5 to 7 minutes. Heat oil in skillet. Saute garlic in oil; remove garlic. Add onion to skillet and saute until tender. Add pepper strips, cream, tomato paste and red pepper flakes, salt and pepper. Cook and stir until thickened and well blended, about 2 to 3 minutes. Add chicken and heat. Spoon into cavity of Boboli shell.