Just getting really upset and wanna give up now

Hi! My name is Samantha and I am 21 and I have been trying to have a baby since I was 19 and I still have no kids..I just dont know what to do anymore..I feel useless and feel like I cant give my hunny what he wants and I know it not him cuz he has one kid that is almost 2 and I just wanna give up on everything and I just started my period last night