Here are some English sentences you can use when someone gives you good news. These are examples. You have to use it according to the situation.
1. Really? I am so happy for you!
2. Awesome! Great news!
3.I am glad to see you get this!
4. Super! So happy for you.
5.This is a total surprise! I am on cloud nine.
6.Icecream parlor? Wow, I am already feeling like a dog with two tails.
7. Can’t be happier. This is great!
8. He topped this year. His mom is over the moon.
9.I am full of the joys of spring.
10. Let him come back. We will paint the town red together!
Learn words you can use around happiness
https://www.wordhippo.com/what-is/another-word-for/very_happy.html