Call some design schools see if they can help . Most of us actually do some freeadvice here so maybe give us a bit of info and some pics you might get lucky . Most of us pros still like to be paid by actual clients

If you want to pay a flat fee or very little you may have better luck with a home stager. It won’t be the same at all but could be enough to get you what you need if in person is required.

Texas does have a minimum wage law. Reviewing it could make your options clearer for hiring for a flat fee.