"here, here"
Perhaps she was telling you go to her, like calling a dog? You could always respond with a "where, Where?" (Not suggesting you are a dog, you understand!!
) On the other hand, it does sound as if she was agreeing with whatever you were saying, so maybe pedantic tendencies should be curbed for the greater good. 
I cannot believe I am posting on this thread, I thought you lot were a load of crusty old ! Maybe I have just become so worn down I am now one myself. 