What are some stylish and elegant banquet outfits that would be perfect for a formal event?

Some stylish and elegant banquet outfits for a formal event include a classic black tuxedo for men and a floor-length evening gown for women. Other options could be a tailored suit with a dress shirt and tie for men, and a chic cocktail dress or a sophisticated pantsuit for women. Accessories like statement jewelry, clutch bags, and dress shoes can elevate the look further.