buatlah dialog : congratulate a person on her achievement in a singing contest and compliment her voice and performance.

a : hey, i want to tell you a good news!
b: really, what?
a: i win the singing contest!
b: oh that contest! i came on that contest last night!
a: really?i didn't see you
b: yeah, anyway, congratulations! your voice is so amazing! that's a lovely performance!
a: thank you so much a!