Said towards the lead FA: "What's a nice girl like you hanging out in a dump like this?"
Said by me when I was 8 years old while flying on a L-1011 In the mid seventies while I pried up a floor hatch in the rear galley "where does this go?"
Overhead on a JFK to Moscow during boarding in a heavy accent "VELCOME BOARD!! VELCOME BOARD! HAHA! VELCOME BOARD!! VELCOME! HAI! HAI! VELCOME! (definitely the happiest flight attendant I have ever heard or seen)
and my favorite is "Panama?!!? Panama?!? Panama the Country?!? PANAMA?! PANAMA?!"