I appreciate your past cooperation and look forward to collaborating on future projects.
"Would it make you happier if I said we appreciate your forced cooperation?"
I'd appreciate your cooperation in clearing up a few questions.
Let's start with the sorry to bother you, appreciate your cooperation sort of thing.
It's all very silly, of course, but we'd appreciate your cooperation.
We are investigating a murder, and I would appreciate your full cooperation.
"Just fine, and I certainly do appreciate your cooperation."
You have no obligation to speak with us at all, so we appreciate your cooperation.
We very much appreciate Parliament's cooperation in releasing these additional funds.
I appreciate your cooperation in this part of the affair, anyway.