The person appears to be a/an Middle Eastern Female, approximately 20 to 29 years old.
An elegant outfit for a Middle Eastern female attending a formal evening event could feature a beautifully tailored floor-length gown with intricate embroidery or embellishments, perhaps in rich jewel tones. Long sleeves and a modest neckline would be ideal, complemented by statement jewelry such as chandelier earrings and a matching clutch. Pairing the dress with stylish closed-toe heels and opting for a chic updo or loose waves would complete the sophisticated look.
An appropriate formal evening outfit for an East Asian female could include a beautifully tailored qipao or a floor-length gown with elegant details, such as lace or silk fabric. Accessories like pearl earrings, a clutch bag, and classic pumps would complement the look, along with a chic hairstyle that enhances the overall elegance.