T Tahari floral print sheath dress multicolored size 8 flaw

New T Tahari white sheath dress with multicolored floral print fully lined twisted on side the zipper gets stuck about 3/4 down near waistline shown in last picture, there is not a hole, and when on its not even noticeable size 8 95% polyester 5% spandex lining is 95% nylon 5% spandex pit to pit is 18 in. laying flat waist is 16 in. laying flat hips 18 in. laying flat Shoulder to hem is 40 in. B2