Southwestern Chicken salad

3 boneless skinless chicken breasts
1 tablespoon olive oil
1 tablespoon fajita seasoning mix or taco seasoning
4 1/2 cups lettuce, assorted, torn
2 tomatoes, cut in wedges
4 green onions, chopped
1 avocado, diced
1 cup corn, thawed
1 cup black beans
2/3 cup ranch salad dressing
4 teaspoons barbecue sauce
broken tortilla chips

Rub chicken with olive oil and taco seasoning. Grill chicken
until done. Set aside and keep warm. While the chicken is
grilling, prepare and combine the remaining salad ingredients,
except the dressing. Slice chicken and add to salad.
In a small bowl, combine the ranch dressing and barbecue
sauce; serve with salad.