Originally Posted by
lovetotravel
After re reading the OP, that is not what he did. He applied for A membership rewards card not a Hlton Amex card. Opening of the 2nd account seems to have been done by Hilton, as a benefit of having the amex gold card.
This is new to me as well, that a hilton account and points are an additional benefit of having a gold amex with membership rewards.
Even if Hilton gave him the second account, he could have stopped the CSR and asked about an existing account.