Six people are jumping up in excitement with costumes on with vibrant pink and orange colors in the sky are four hot air balloons they appear to be in a dry dessert setting
Six people are in a hospital.
The six people are either in a 'dessert setting' (desert setting) or in a hospital, but they cannot be both places simultaneously.
Hospital isn't a dry dessert setting
These people cannot be in a hospital and a desert at the same time.  ("Desert" is misspelled as "dessert.")