I had a job interview practice lesson in Japanese with my student before Golden Week. During my lesson, we talked and planned what she could talk about in the job interview. Today, she told me that she got the job offer. I was so happy to hear that news! むっちゃ嬉しい！良かったね！

I had a job interview practice lesson (in Japanese) with a student [or - one of my students] before Golden Week. (During the lesson,) we planned and practiced topics (that) she could talk about (in the job interview). She told me that she got [or - had got] a job offer today [Today she told you? Or today she got the offer?]. I’m very happy to hear this [or - this news, her news]! むっちゃ嬉しい！良かったね！