Been speakin to a man for a year

Hi I've been talkin to a really nice man for a year now we get on really well we always laughing when we talk the thing is i think i like him more then he like me it seem we exchange pics but we never meet up as life has just got in the way we get on really well and always fiirt with each other over the phone and whatsapp but last night we was talk has we ant spokein Ian while I was joking and said oh i get excited when I get his messages it went down hill from there his said he felt weired and his couldin response to what i said i just don't no what to do as from last chat it seem he dont like me i said do u wanna chat still he said yes I've never speakin to or had s connect like i have with him his in Northampton and am in London should i just let him go and say good bye