Ausführung von Excel-Arbeiten - repost

Who is able to do this job. Plz give a quote on it how much time you need or a price what you charge. "For my future online store I need a CSV file for the product import of about 5000 articles in the shop system "shopware". It is sporting goods and textiles, so there are variants such as starch, color, size, etc. From my supplier I have only simple article list (Excel) with data such as order number, name, EK, VK. A first advanced Excel file according to the specifications of "Shopware" and my agency I've already started, but this can go on because a lack of time. Therefore would I need a "helping professional hand". Looking forward to your fast replies.