The beginning of the dream: you think you have the ability to solve the problems that bother you.
The giant Huanglong: a symbol of a problem that you think is difficult to solve.
Many dragonflies fly to the sky: it symbolizes that you think there are more and more things bothering you.
From the whole dream, you try to solve some problems that bother you, but you subconsciously think you can't handle them.
Come on, beat yourself, I believe you can get rid of the trouble.