With someone so prideful, Dimitri can't say it's too surprising that this still isn't quite enough. It's a bit much to ask for a partnership - that implies equals, after all. Regardless, he chuckles.

"Indeed. And even if she does not pass your muster just yet, there are ways she may assist you that you might not realize yet."

Actually.... This gives him an idea, and Dimitri gestures to himself. "Allow me to show you one of my strongest allies on my own team, sir. You have done well on your own, but the bond between he and I has made him a fierce battler, so you will not find it so easy a battle as when you combated before."