In 10" skillet, heat oil over medium-high heat. Cook chicken in oil about 10 minutes, turning once, until brown on both sides. Remove chicken from skillet, cut each breast in half and keep warm.
Carefully add chicken broth and water to hot skillet; bring to boil. Stir in pasta and return to boil. Cook, uncovered for 8-10 minutes, stirring occasionally. Stir in broccoli or peas, bell pepper and dressing.
Add chicken to pasta mixture, sprinkle with pepper, Reduce heat and simmer uncovered a few minutes then coverand let sit for a few minutes.