Originally Posted by
Kacee
SN is probably the same locator number, both AC and SN use Amadeus.
SN does not have the best reputation for customer service.
Different numbers, but the UA site provided them. Unable to select seats on the UA and SN sites sadly, but can on AC (fee involved). Alas, I had very little control over this booking! But hey, you don't turn down a free trip to Slovakia...