If Sora was honest, he might agree that Riku perhaps was still searching for himself a little. Was Sora not doing the same, though? They WERE young, and they still had some growing to do. They would do it together.
"Sir le Juillet," the Prince said, placing a hand over his heart. "You are welcome to come see me any time you need." If he needed Namine, or Riku, or anything, Sora was available to help.
Corin looked...kind of sad. Like this was all not what he expected, and he didn't want to smile. The Prince looked at Riku, and against his better judgment, gave him a little push in Corin's direction. Couldn't he at least clasp his hand for a moment? He was being too polite.