On 11 December 1994 , Yousef conducted a trial run of the plan by boarding Philippine Airlines Flight 434 from Manila to Tokyo , Japan , with a stopover in the Philippine city of Cebu . His identity for the flight was that of an Italian man named Armaldo Forlani . The cabin crew for this leg of the flight later told investigators that Yousef changed seats several times during the relatively short flight , with his last seat change coming after a return from the lavatory
Philippine Airlines Flight 434
Philippine Airlines Flight 434
Ramzi Yousef