How come my parents think I am not mentally stable for a simple air plane trip to vietnam?

My parents are rethinking about purchasing our plane tickets to vietnam because of my recent manic episodes. They think I'm going to be shot down by the air marshalls. Why do they think that ?????How come my parents think I am not mentally stable for a simple air plane trip to vietnam?Sounds like they're paranoid--hopefully not to a psychotic extent.How come my parents think I am not mentally stable for a simple air plane trip to vietnam?They are thinking for your safety and well-being as well as the safety of others. Parents never re-think anything unless they believe it can be a danger. It only shows they love you.