He had asked his boss for the day off and told him if he didn't get it he would quit.
An employer might grant a day off if such a threat were made so he wouldn't be shorthanded for the next week or two while he was interviewing new job applicants.
Exactly! The boss would let him have the day off for the convention....then about a month later he'd be fired. In the meantime they'd make his life hell there.
Maybe Bethelites should threaten to "quit" every time they want to go home for a visit.