A hotel in a dream often reflects a transitional identity -- who you are between one stage of life and the next, when nothing quite feels permanent yet. Losing your room or wandering unfamiliar hallways can mirror the disorientation of that in-between period, before a new sense of home settles in.
The qualities of Saturn and Mars are not made better by their Conjunction; being mixed so together, they are confounded, and hurt very much. - William Lilly (1602.-1681.)