I got swamped at work, I couldn't get out. I'm actually gonna be a little late.

　　我工作忙不过来了，人走不开，我会晚一点儿到！

　　I'll just wait for you. I don't think I should meet your parents for the first time alone.

　　那我等你。我觉得第一次见你父母，好像单独去不太合适。