Heat oven to 400°F.
Mix cream cheese spread, milk and seasonings until blended. Cook and stir chicken in large nonstick skillet on medium heat 5 to 6 min. or until chicken is lightly browned. Add vegetables; cook 1 to 2 min. or until heated through. Stir in cream cheese mixture; spoon into 9-inch pie plate.
Cover with crust; seal and flute edge. Cut several slits in crust. Place pie plate on baking sheet.
Bake 25 to 30 min. or until golden brown.