This setting creates conflicts by Sam having these hallucinations. And if anyone figures out he has these hallucinations he will be kicked out. Sam then sees a imagine of him, and he notices that the figure is not answering him.
And again the setting creates this conflict with Sam about seeing his "twin" in his hallucination. The setting affects the characters living conditions by him having the greatest emotions about his job.
Yes, but you you were talking to nothing, to empty air. You were experiencing a hallucination, Sam.
The setting affects the character by Sam being punished for seeing the halucionations and the Corridor master being mad at him. Sam entered the dome, the Corridor master was waiting for him. The Corridor master knew that Sam was seeing something while he was outside of the dome.
Donald Gentry and Sam have a meeting and Donald gentry is questioning Sam about his hallucinations, because they recorded Sam talking to no one. Sam is scared that he will be taken back. This setting creates conflict by Sam becoming very worried about taken back.