"I'm sure I'll run into him - if not, I can always call him."

Correction: Joseph will definitely go hunting for him if they don't run into each other naturally, but he knows how to make it look like a coincidence.

"In the meantime - I am still curious about you." He tries to pick Rush up, gets hissed at, and lets go of him immediately. "Er- so, how old are you now? You look about my age, so you must have been here for a while, right?"

He's still carefully dancing around the 'end' subject.