An oldie, but a goodie…
Overheard while flying freight near Frankfurt.ATC: F1243, desend and maintain 12-thousand.
F1234: 12-thousand, F1234.
ATC: F1234, can you make it to 12 in one minute?
(short pause)
F1234: Negative. The captain requests I inform you we’re going as fast as this Fokker will go.
(silence)
ATC: …Right. Lufthansa 456, turn right heading 330, please.