IRVINE, Calif.—An Irvine family’s flight to Jordan ended in despair after their cat died due to extreme heat while in the cargo storage of a plane. Sam the cat began his June 8 travels with owner Haba Mahmoud, who was departing from Los Angeles International Airport with her two daughters, Taya and Maya Salman. The family was flying to Doha, where they planned to catch a connecting flight to Jordan. It was Taya’s last summer prior to attending college, and she wanted to spend time with her cat, Sam, in Jordan prior to leaving. The family said they flew with Qatar Airways, but following the 16-hour flight from Los Angeles to Doha, Qatar Airways refused to allow the family to check in on Sam. The temperature in the city was about 104F and the connecting flight being delayed, said the family. “He was in danger during our entire connecting flight period, and we were not aware of where he …