In the world of dreams the rules of reality do not necessarily apply. Each dream is unique and it's a direct link to the soul and spirit. Psychology provides its own theories on what dreams mean, but so did tradition and the study of dreams for thousands of years before any relevant science had developed.
Dream Meanings - Desk
If you dream that you are sitting at your desk this means that you will achieve some of the goals in life that you have set. If your desk is clean and tidy then it’s guaranteed that you will achieve all your professional aspirations, but if it’s dirty and messy you will have some problems with loved ones.