No.

[ The book shuts with a loud thump and Castiel straightens setting it down. Gone is the easy posture, the soldier back in control. ]

I have nothing to say to Lucifer. He's made his position clear and I won't change mine. As far as I'm concerned we have nothing further to discuss.

[ The last time they spoke, Lucifer tried to sway him to his side. He might have even started making sense up until he made his stance on Sam clear. ]

Sam. [ He steps toward him. ] He won't ever let you go. We'll only be giving him a platform to sow seeds of doubt.