mens slim fit dress shirt Lime Green Button Down Ellissa DS3003 A solid addition to our performance dress shirts Lenox Dress Shirt Slim Fit

Its fairly universally flattering

What Im trying to say here is that for some of the events, thats actually totally fine for you to wear a formal dress with flats

Christmas festivities are more special in the Kylie Dress

Occasion: This Lace Navy Sheath V-Neck Mother of the Bride Dress also can suitable for Wedding, Military Ball, Bridesmaid, Formal, Wedding Party, Evening, Prom, Pageant, Birthday, Party, Gala, Cocktail, Causal Wear, Beach, Mother Dress, Homecoming and other various formal occasions

Even better, come prepared in a two-piece set, like this one from Altuzarra

Dressing for an Inverted Triangle Body Someone with an inverted triangle body shape has broader shoulders and larger busts compared to their narrower hips and waist