Oh now you've got creepy things in our house, hmn? [At this point any actual annoyance has melted into teasing.]

This place does not serve crepes because this is not Beauxbatons my dear. Besides, wouldn't you make it better? With all your expurrience? [Really she just wants crepes, but she's pouring on the charm. Or as much charm as a small woman with a tangled mess of hair with a two headed kneazle draped over her shoulder can have at least.]