"You do seem new to this.  If I helped you at all, in this, it's customary to toss me a little bone of favor or knowledge.  I am content to collect it later if you don't believe me about that now.  Or if I've been of no use to you, of course, then my apologies for wasting your time."

"You do seem new to this.  If I helped you at all, in this, it's customary to toss me a little bone of favor or knowledge.  I am content to collect it later if you don't believe me about that now.  Or if I've been of no use to you, of course, then you have Alexite Gellius Rutilus Thrune's apologies for wasting your time."  The emphasis on Thrune is barely barely noticeable.

He remains seated, of course, for his food isn't finished.  "You do seem new to this.  If I helped you at all, in this, it's customary to toss me a little bone of favor or knowledge.  I am content to collect it later if you don't believe me about that now.  Or if I've been of no use to you, of course, then you have Alexite Gellius Rutilus Thrune's apologies for wasting your time."  The emphasis on Thrune is barely barely noticeable.