The ending is *NOT* influenced by how you played the game or if you cheated or not. In that room, you can do one of two things to finish the game. 1) Step into the teleport or 2) Do what James thinks at the end of that long conversation... If you are still stuck, use the Lens of Truth on Zelda.
Edited by James24, 07 March 2012 - 10:47 PM.