I haven't flown anything over 50000 lbs... y'all burn more than that in fuel, climbing to altitude. bit of a difference to be overcoming in the interview!
Word of advice: DONT DAY "YA'LL" ..."whilst" you're in Hong Kong speaking to proper British people.
It doesn't help that they already hate Americans, don't dig yourself even a deeper hole sounding like a redneck.
Other than that, you should be fine.