I guess he might've found someone else, or maybe someone told him that he has no chance with you and decided to let go and move on, but you should talk to him
hey, i want an advice so what do you do if someone told you that he likes you a lot and want to go out with you and suddenly he stop talking to you for 1 month so what you advice me to do and i love him so much
What did you tell him when he told you that he likes?