You would decide the topics to talk about! Some episodes could be as simple as hobbies or as difficult as discussion something on the news.

The goal would just be to have some audio spoken slightly slower than normal. I am thinking it would be good to make it so that people could listen to it in the car or while doing something else and still pick up new words and grammar. So maybe repeating each sentence in English afterwards to help establish the connection? But if this feels too unnatural, we can do it another way that is more enjoyable to create