Pugh, explaining that the World Series helps players' development by allowing them to make errors at a top-class level, added: "We learnt some strong lessons, such as how hard it is to defend for long periods of time when you're without the ball, and not to give the ball away cheaply, which we did against Spain".
England had earlier faced New Zealand in one of two incredible Cup semi-finals.
Farella, meanwhile, scored two tries in the 24-7 quarter-final victory over Ireland en route to the Montrealer's leading seven tries in the tournament.
The All Blacks Sevens ground out a 7-5 win over England in Saturday's first semi-final, reaching their 10th Dubai decider.
It was at the 2015 Dubai Sevens where the US rugby sevens team scored its historic first-ever win over New Zealand, but an even more historic cup final win was not to be on Saturday as the Eagles fell to the All Blacks 21-5.
It was the first time since 2009 that New Zealand have won in Dubai, and they achieved it without four first choice players who were injured before the final.
New Zealand 34 (Alena Saili, Kelly Brazier, Michaela Blyde, Sarah Goss, Risa Pouri-Lane, Gayle Broughton tries; Brazier 2 con) Kenya 7 (Grace Adhiambo Okulu try; Adhiambo Okulu con).
New Zealand took advantage with Fitzpatrick feeding Nathan-Wong for a second try and a 26-14 lead.
Andrew Knewstubb was celebrated for his outstanding weekend by being named in the tournament Dream Team as well as picking up Player of the Final and the Tournament.
Canada's last tournament win was in France in May 2016 when it beat Australia 29-19 at the final stop of the 2015-16 season.
The Australians were undefeated coming into day two and started with a comprehensive 38-0 victory over Argentina to breeze through the quarter finals on Saturday.
That set up the final showdown with New Zealand, which advanced by blanking Russian Federation 31-0 and the usa 22-0 in the knockout rounds.
A third of the way through the qualifying process, the Langford-based Canadian women's rugby sevens team appears well positioned for the 2020 Tokyo Olympics. Connor Braid and Luke McCloskey, both of Victoria, made an impact in the loss to the Aussies with Oak Bay High-grad Braid scoring two tries and SMUS-grad McCloskey one try.