No, engaging in escort services or prostitution is illegal in Dubai and throughout the United Arab Emirates. The country has strict laws against such activities, and violations can result in severe penalties, including imprisonment, hefty fines, and deportation for foreigners. The legal system in Dubai is based on Islamic law, and activities like this are considered to be serious offenses.
If you are caught engaging in such activities, you could face criminal charges. Law enforcement agencies actively monitor and enforce these laws, and raids on establishments suspected of such activities are not uncommon.