DAUH tower this is ZS-XXX request 3500ft QNH to XXX.
Reply, "sir that is the incorrect flight level"
DAUH tower i say again request 3500ft on QNH to XXX.
Reply "sir that is the incorrect flight level you may have FL025 or 045.
This despite the fact that we have done the flight everyday that week at 3500ft!
OR
Report final number two behind the 737, which is at 18 miles, after a lot of french english translation (we are at 3) turns out to be a 767-300????
OR
"Say Altitude"
Reply "Altitude"
Radio silence....
