How do you get a guy to ask you out?

Okay so there’s this boy that I like and he likes me , i know this cause he told me . We kissed last friday at a party and we were talking a bit . I thought things were going good but he’s acting kind of weird… I would love for him to ask me out on a date, any tips on how I can do this ? Im 16 btw , Thanks for all your help !