Hi! Congratulations on your pregnancy! I love your son's name...Elijah is one of my favourite biblical names and
Seth Dylan is a gorgeous combo
Out of the names you have listed my favourites are:
NatalieMeredithJulianaIsabelSophiaOlivia
I think
Sophia Isabel would make a lovely combo as well!
Other suggestions for firstnames that I have are:
VictoriaBethanyHannahLeah (pronounced the Hebrew way lay-ah)
MadeleineElodieClaudiaLaviniaDelilah