Where could I find a dress like this?

[NotAnotheChinHair]

It's the shape I love. Also I'm only 5.2" so pref petite.
www.vogue.com/fashion-shows/fall-2017-ready-to-wear/laura-siegel/slideshow/collection#9

I'm 5 foot and only way I can wear long dresses is by buying mid length ones or using a shit ton of hemming

Check topshop petite for similar styles