I’m afraid I don’t know what is meant by conventional orchestration (probably a synonym for dull orchestration 
) but you’re welcome to have a listen to a mockup I posted in September soon after doing it. It’s here:
The symphony shouldn’t be too challenging if you’re familiar with Sibelius 7th – the initial inspiration in this case, though of course that doesn’t mean you’ll like it! I’ve done four others as well with the BBC Core (plus a couple of VSL woodwind which are missing in the Core version).