This guy

So there is this guy i met online....we get along great,he even asked me out but i refused due to my previous relationship problems,we already confessed we were in love tho but we never met,he even said he would wait for me,he even said he wud not pressurize me into a relationship with him,we have not even exchanged number yet...we know each other for 3 weeks now,am 21 n he is 31 father of a baby girl of 5 months..right now am so confused abt our relationship...need advice.