John Parker is a busy man. Everything he will tell you is found here:
What to do before leaving the UK:
http://www.caa.govt.nz/pilots/UK_Verification.htm
At the NZ aero club:
http://www.caa.govt.nz/pilots/Flight...ition_Info.pdf Especially refer to pages 2 & 5 for pilots in your position.
Enjoy your holiday!