Dubai’s economy centres on trade, tourism, aviation, financial services, and real estate.[12][16] The Dubai International Financial Centre (DIFC) is one of the world’s major financial centres. In 2024, Dubai was the seventh most-visited city globally.[17] Dubai International Airport (DXB) is the world’s busiest airport for international passenger traffic, handling over 92 million passengers in 2024.
UAE exports oil. Dubai is part of UAE.
https://en.wikipedia.org/wiki/Dubai
What changes if the oil is gone? The money will remain.