A real one from somewhere in Europe :
ATC : XXX Air Force, contact YYY
XXX AF : ...
ATC : XXX Air Force, contact YYY
XXX AF : ...
ATC : XXX Air Force do you read ?
XXX AF : sure, why ?
ATC : we tried to call you several times...
XXX AF : oh, you know, we are not always in the cockpit...
