How can I set diferent prices for different teachers?

Hello I have been trying to set different prices for different teachers but as you explain in the video if I do it by woocomerce and products I am obligated to set the same price for the all the teachers. In this link of youtube https://www.youtube.com/watch?v=2QUDhS7lxBY in minute 8:39 in the video is not filled the price. Can you help me with this? thanks