I'd be interested in jazz harmonisation of an input melody line. Not band-in-a-box level results but something that actually sounds like it was done by a compet

I'd be interested in jazz harmonisation of an input melody line. Not band-in-a-box level results but something that actually sounds like it was done by a competent arranger, like this - https://www.youtube.com/watch?v=Eaqf-wRSx7E https://www.youtube.com/watch?v=Eaqf-wRSx7E It feels like it would be an achievable goal, given the right kind of training material. Maybe hiring a session pianist for a few days to harmonise a bunch of key/tempo normalised jazz standards on a midi keyboard, so that the harmonisations and melody input are separate, labeled data?