Am I doing "it" right?

So my boyfriend and i finished having sex and he ask me " we're you pleased?" So I think to myself "well yes, I cam" so I ask him "babe how do you know if I orgasamed or not?" And his response is "well I don't know, I don't feel you any wetter I just feel you dry up and that's how I know you'd done"
Am I doing something wrong? 
Do I not know how to orgasam?
I need tips, help, anything.!