babydoll pink dress Heartfelt tiered cut gives a sense of lightness and freedom of movement Pink Organza Mini Dress -

A simple black dress can go formal if you pick nice fabrics like velvet or silk

My referral link to try it out is here perfect for holiday events and formal attire and the link to the specific dress is here.) 15 festive holiday party outfits 1

These loose sleeve styles frame the shoulders beautifully while remaining completely open underneath for breathability

To keep it relaxed, you can switch the turtleneck with a fitted crewneck

Where to shop for Vegas Outfits Amazon: I curated a folder with pieces that are perfect to wear for Las Vegas so you dont have to scroll including my go-to affordable & flattering LBD