Pediatric neurosurgeon Herb Fuchs insisted on keeping his promise, even though he'd just lost his mom.
“I said you don't have to do this,” Pilots N Paws founder and president Debi Boies tells PEOPLE. “But he said, 'No, I need to be there, I want to. My mom would be proud.' It just shows you the dedication these people have – our pilots are so wonderful.”