The lady is beautiful, young, and thin. She could wear anything. The outfit she is wearing looks like someone gave her a bag of thrift store clothes. The shirt looks beige. The skirt is white, gray, and red. The shoes are yellow...hello? Nothing matches
Depending on the type of fabric the waist is made of, you may be able t wear it as a dress... Maybe with a neutral cropped sweater and skinny belt? good luck!