Ultimate Chicken Fajitas

Name: Ultimate Chicken Fajitas
Ingredients: 1 Pound chicken cutlets, sliced lengthwise; 4 Tablespoons olive oil, divided; 1/2 Tablespoon lemon juice; 1/2 Tablespoon lime juice; 1 garlic clove, finely minced; 1/2 Teaspoon chili powder; 1/2 Teaspoon hot pepper flakes; 1/2 Teaspoon cumin; Salt, to taste; Pepper, to taste; 1 onion, sliced; 1 1/2 bell pepper, sliced; 8 flour tortillas; Salsa, for topping; Sour cream, for topping; Mexican cheese blend, shredded, for topping; Cilantro, for garnish