I've no doubt it's all part of the plan. Millie loves you and doesn't want to see you so sad and heartbroken. I just know she has that special little friend all picked out for you and has asked God to help make it happen. You know how hard it is for us to say No to them, do you think God can resist their persistent nature any better?
I know my Annie B was a driving force in me finding and getting Gracie Ruth so quickly after her sudden departure.