What should i do? tell him or not?

okk well there is this guy names eric im kinda into him, and one day i went to the park cause sometimes hes there but he wasnt tbere that day so i wanted to text him or something so i used my friends phone to text him i said hi, and he was like hi i kno this number hav you ever texted me, (cause he has good memory and i texted him on that phone like a month ago) and we started a conversaintion and i knew what he liked (cause he told me on MY phone before) and then he asked wat my name was and all that on til it came up to the boyfriend thing i told him i broke up with mine 2 months ago, i told him that my bf as a jerk and never wanted to do anything with me and he said that was f**ked up and he started flirting with me, it seemed he was really into me he started saying ' yu should give me a chance ;) jkjk' and calling me babe and hunny and teasing me sweetly, and he doesnt know it me cause i told him my name was Brenda Lopez, and i feel really bad now, so plz help me on this one!