I'm really confused right now.... what shud i do

last nyt i slep at almost 2am na...d guy who courted me before.... well....he comes back to court me again but this time, he already had a gf....oh my God...i wasn't able to entertain him before becoz i prefer som1 else....but then now...i think i like him na... the fact of the matter is...he had a gf...in which i'm the reason for that situation of him..tsk! tsk!....i asks him last nyt..."do u still like me?" he said, "YES, i really like you a lot"...oh my...i want him to clear things off before he will hop into another level...into watever his decisons will be....it will depend on my answers....until now, i haven't answered him YES or NO.... the story goes like this.... i'm single and available...and he had a gf already as of the moment... his ex whom he considered FLING b4 but getting serious when i reject him....i am d reason daw!?....he leaves space at that tym 4 me but i didn't give him a chance over som1 elses...alangan mo entertain kog dghan? one at a tym only jd..and nahan man cya na sugton daun, saonz?! eniwes, last nyt..he courtd me back...but this tym...nanigoro na cya kay basin my answer nasad is "prefer som1 else dan him" pra fair dw, amo itry mo work out ba...he will prov himself for months, and dat excludes 3 months na mularga cya ky dli cya ka prove ofkors...hahay! nganu ng-labad labad lng jd kos akong utok karn oyyy! help!...;-P....wla pako kibaw unsa ako ireply nya..kay karn pa ko mutubag wla pa ko nka decide....