Hi @Aishlyn
From Lyon airport you catch the 'tram' (more like a metro) to Lyon Part Dieu station, which is in the centre of Lyon. https://www.lyonaeroports.com/en/access-transports/tram From Lyon Part-Dieu you can take a train to Le Puy-en-Velay.
The train from Lyon to Le Puy will either be a...