Need To Find

Want a dress for my son`s wedding that is a mocha or latte or taupe color...must have jacket to cover the unflattering curves...long sleeve...simple lines..not frilly...can be beaded or sparkly...basic problem is finding the color...can be long or 3/4 length...have searched the Internet dozens of times and have shopped 2 major cities...found one that will do but not crazy about...there has to be the perfect dress out there but where?