guys flew manchester to gerona on saturday 18th july. got delayed 1 hour due to a lack of cabin crew, got bussed to plane turned out it was a 767 300, should av been a 757 the captain announced that it had been changed at the last minute, and he did not no why, due to this there was 100 empty seats, i had a row of 8 all to myself. there was 2 757s parked up at manchester. any ideas, also how many 767s are based at manchester there was about 6 in on saturday.