I don't understand him ?? He is weird can someone help?

[lily]

two make the story short my personal trainer and i had a fling flirt next think im at his house we had a good time kissing ,,,, then we were in bed , when i kissed him down there he came superfast then a lil break then i kissed him again and did the same wtf? anyow i didnt get the fool experience. I felt so weird bc i knew i was going to see him soon but when we saw each other we acted normal cool... but of course i still wanted him , well 2 weeks went by and while training unexpected decided to take a break and end up in the parking lot . the same thing happen i was going to tease him but he wanted it bad!! again he left me in the limbo nothing for me!!! he said he would call me to finish up and send a text saying wont be able tonite ... sorry and said ok ttyl and that was it .. what should i do??? how should i react i really want to finish him up !!!! should i play hard to get or say something help