What a wonderful way to honour your father's memory! The one that jumped out at me was Angel. Angel - Natures Garden has a fragrance called Guardian Angel which is a blend of soft rose petals, baby breath, and white flowers, with perfect accents of clove, nutmeg, patchouli, sandalwood, and Madagascar vanilla that would be perfect! Comfort - I associate lavender/vanilla/nutmeg/warm milk with comforting smells so a blend of all/some of those maybe