Originally Posted by
charliechan51
You can call the IHG reservation center, add your daughter name and let her check her bf in on the day. You don't need to show up.
Amsterdam is far more likely to have ID checks (for the main registered guest) than a random US hotel. This may or may not work.
The simple thing for the OP is to open an IHG account for the daughter and book the stay in her name. Alternatively an OTA where you can prepay yourself.