If you received your CFG on coinlist and held the 16th of July during snapshot, Coinlist will distribute the AIR to you.
But you would need to provide them with an AIR wallet address (if you have an account on Polkadot.js.extension, you already have one). See this post for how to get it:
You should have received an email from Coinlist regarding this by now - check your spam filter if you haven’t.