[pattern question] Looking for simple basic knit black Sewing Machines Parts and Sales in Los Angeles

I’m looking for a beginner basic black dress pattern so I can re-thread my serger and have no sanity.

Actually I’m just trying to find a simple black dress pattern that is pretty easy to do and can My fabric of choice is jersey. I’m looking for the size 12, 5 ft 8 in and can fit someone in thier late 20s / early 30s. I’m willing to buy a pattern but there is just too many options.