For a look that's very straightforward but can be manipulated in a variety of different ways, consider wearing a coat and blue jeans. Add a pair of black suede over the knee boots to your ensemble and ta-da: the look is complete.
Blue Jeans with Coat Dressy Chill Weather Outfits For Women
This combination of a coat and blue jeans is well-executed and yet it's practical and apt for anything. When not sure about what to wear in the shoe department, go with brown suede ankle boots.