If you have been flirting with someone in a dream, then it shows your desire to be noticed and seen. There is also a possibility that you are lurking from the lack of sex in your waking life. Consider that the dream could indicate the present relationships where you are flirting a lot with someone.
Dream dictionary: Flirting dream meanings
(See Courting)
…(Flirting | Love poems | Philander) Courting a woman or singing love songs to her or displaying amorous behavior for her in public in a dream represents someone who divulges people’s secrets….