help!

my boyfriend and i facetime or talk on the phone but i never know what to say. but when i try to tell a story he only half listens? i love talking on the phone and facetiming him! i get to hear his voice and its just nice. but he rarely facetimes or calls me bc i dont talk enough. he said that if i made them more interesting wed facteime and talk on the phone more! any ideas what i can talk about?!