2.7 The Member must actually travel to earn Level and Award Miles. Level and Award Miles will not be awarded on unused, forfeited, fraudulent, lost, out-of-date or refunded tickets. The Member can earn Level and Award Miles solely for the flight flown by the Member personally, even if the Member purchases tickets for other people or purchases several seats on the same flight.
It is in the Ts & Cs. (I just happened to know where to look as I had to use this to settle a dispute recently!)