1Cook tortellini as directed on package. Meanwhile, in container with tight-fitting lid, shake wine, tarragon, oil, lemon juice, sugar, salt and pepper until well mixed. Drain tortellini; rinse with cold water. In large bowl, combine tortellini and chicken. Add dressing and toss to coat. Cover and refrigerate at least 2 hours or overnight.
2Just before serving, add greens and bell pepper to tortellini mixture; toss to combine.