Dreams about food, especially something as enjoyable as ice cream, can often symbolize desires and cravings in our waking life. In your dream, not getting anything because your favorite flavor was unavailable may represent feelings of disappointment or frustration in some aspect of your life. It could suggest that you are seeking fulfillment or happiness but are unable to find it in the ways you expected.
Consider reflecting on areas of your life where you might feel unfulfilled or where your needs are not being met. This dream could be urging you to explore new options or alternatives that could bring you satisfaction. Think about what your "favorite flavor" symbolizes for you—what is it that you truly desire? This insight may help you find ways to address those feelings in your waking life.