What would you do or say if your former crush who used to flirt with you approaches you?

what would you do if your former crush who used to flirt with you approaches you after his girlfriend broke up with him and tell you about how he's missing his girlfriend, and how he wants her back?What would you do or say if your former crush who used to flirt with you approaches you?
Be polite, but keep your distance. You don't want to be his rebound. Wait until he get's over his problem and then ask him out.


Good Luck.