Originally Posted by
pauldb
Nicki has given us the rules stated by others, but there have been several examples of bookings which break the rules. I have been told on the phone I can book LHR-AUH//HKG-LHR, though never needed to in the end. The OP should at least try their desired booking before settling for something less helpful.
Interesting. If that's the case I might 'try' for LHR-AUH // N.America-LHR even.