An e-mail to my friend

Exercise: You have received some good news and want to tell your friend in Australia about it.
Write an e-mail to your friend. In your e-mail you should:
-explain your good news
-say how you feel about it.
-ask about your friend's family.

Answer:

Hi Ben,

My friend Lina has had a baby. Lina was with us at the university. I'm telling this you because it's wonderful news. I'm simultaneously excited and nervous at the same time! I want to visit her at the hospital. Well, How about your family? (Add:Everything going okay? I hope to know soon! you! 

Bye,  Take Care,

Alberto.

Without my corrections, it's a 4 :)
((Please if you correct me, can you mark me between 1(bad)-5(excellent)? Thank you!!))