The conservative nature of formal dress is such that dress clothes require dress shoes, and ankle boots are often not dress shoes. However, many ankle boots are - near as makes no difference - the same design as a more formal dress shoe with a slightly taller mouth.
Don't get it wrong; there are some amazing work boots that are carried as stock by some fantastic bootmakers. That doesn't necessarily mean that the work boots at your local big box "mart" store are among them.
We'll go over how to fix scuffed leather boots and shoes by severity, starting with a light scuff and going up to a deep gouge. It isn't hard, but is going to require you get a few supplies and use a little elbow grease.
The weakest part of most factory boots and shoes is the laces. It's aggravating to get a good set of footwear and the laces break when you're on the job, in the woods, or even just working around the house.