Selam guys Semonun Ethiopian aviation academy be school of marketing sere Yale PASSAGER HANDLING AND TICKETING yemibale course lemwesde mejemriya yemgbiya  fetenta ale teblen nber ena fetenaw Mn aynte lihone endemichle exactly yezin fetna bataku enkuan eza akababi selale mangawem fetena lemasale sele hostessenet exam mnamn or lela yemtakuten negerugne please