There's a lot he wants to say; hat he loves both of them, that of course they have his back, that this is just the first of countless adventures he imagines they'll have. But that all seems rather sentimental and a bit unnecessary. They all know it at this point and while this may be an ending for this place it's just a beginning for the three of them. So he settles on a fond smile as he replies, "I had better start some of my lists, then. One for places to see, one for things to entertain Jack on the way. I think I can manage some interesting suggestions on both accounts."