Seriously speaking, I agree with Anon. and NewAnon, they are not done, at all. And Luke presence doesn't mean much I'm afraid. She will go back to Oz.

This "not be seen together so much" might have to do with TH campaigning for his Emmy. He needs not to be seen as a laughing stock, so the less they are seen together the less mocking. The less mocking the higher chances that voters might not think of TS as soon as they read his name.