Yes, we definitely need to have them meet up. Maybe they can do something now if you're not occupied? Have them maybe discussing some things and talk about potential things for the upcoming seance she's trying to get THE LADY to throw. Shenanigans!
And oooh man, yes. Eli says he doesn't want allies, but if Jack will be useful, he'll keep him around. Grumpy vampire hunters are grumpy. >.<