help with names?????????

i am pregnant with baby number 3 we don't know if its a boy or a girl yet i love unique names but not to crazy we have two girls my first is named after her dad his name starts with an s and his middle name is joseph so our first daughters name is Samaura Jo we call her Mauri our second girls is after me my name starts with an e and my middle is ann her name is Elayna Ann and we call her Layni if its a girl i need it to flow with her sisters it needs to end in an a and me able to have a nick name ending in an i sound if its a boy were completely at a loss it dosent really need to flow with his sisters but i need it to go nicely my hubby likes Shilo Anthony but im not sold on it I kind of think Shilo is feminine please help!