Emma’s parish can sing “Veni Jesu”, which I suspect is the one by Luigi Cherubini (1760-1842) so I though I’d unleash BIAB on another chant vehicle.
Here is the sheet music I used. If you like your advent hymns in Latin and have some high voices about then this may be what you are looking for.
For my hamfisted backing I entered the accompaniment, made it into a MIDI file and then fed that file back into BIAB to get the chords and added the melody line.
These are much better, as is I’m sure Emma’s choir: