ATC: AAZZ are you still on frequency?
Pause. Other transmissions.
ATC: AAZZ are you still on frequency?
Pause.
ATC: AAZZ are you still on frequency?
Pause.
AAZZ: was that for me?
ATC: AAZZ suggest you contact 111.11
AAZZ: Sorry, we could hear you talking to other people but not to us.
Slight pause.
ATC: Roger. Contact 111.11 goodbye.
Unidentified a/c: What was that about?
ATC: Search me!