Topshop button down floral printed midi dress in multi size 14. Flawed

Summer on lock V-neck Puff sleeves Button placket Regular fit Model wears: UK 8/ EU 36/ US 4 Model's height: 170cm/5'7" Viscose: lightweight, soft and drapey Main: 100% Viscose. NWOT condition but the one loop for the button came out but I did save it so it can be re-sown. I am not good with sewing