Originally Posted by
friedablass
Maybe it would be possible for the OP to ask them to split the reservation to 4 and 1?
For sure, but then they won't apply the suite upgrade, IME. If you have contiguous reservations, you have to upgrade all days in both, supposedly.
You could try to get around that by upgrading when you only have one reservation - but then you run the risks of getting that one-day reservation.