Complaining About Noise

Hi, sorry to bother you. I live in the flat downstairs.

您好，不好意思打扰一下。我住在您楼下。

Oh, hello. Is everything all right?

哦，您好。出什么事了吗？

Well, the music was very loud last night.

是这样的，昨晚音乐声很大。

I'm so sorry. It was my birthday party.

真对不起。那是我的生日派对。

That's okay, but I have to get up early for work.

没关系，不过我得早起去上班。

I understand. It won't happen again.

我明白。以后不会再这样了。

Thanks. I hope you had a good birthday!

谢谢。希望您生日过得愉快！

I did, thank you. Sorry again.

过得很开心，谢谢。再次抱歉。