Lace bolero from: ВЫКРОЙКИ БОЛЕРО.
Dress sewing pattern, its not in English again but its really straight forward from the picture
DRESS EASY TO DO - 23 Cut a rectangle of fabric with the width and height you want for the back and one.
Pencil skirt with hidden pleats for dancing room
Sheath dress - pivot dart and slash for pleated neckline
Try to make it BB size.