Maybe
"The interim procedure is that the identity of an entrant onto the cockpit has to be cleared by someone inside before the door is opened."
'Who's that?'
'It's me, the senior stewardess, with your coffee (and a gun pressed into my back).'
"The interim procedure is that the identity of an entrant onto the cockpit has to be cleared by someone inside before the door is opened."
'Who's that?'
'It's me, the senior stewardess, with your coffee (and a gun pressed into my back).'