A：Is that Mr. Green?
你是格林先生吗?
B：This is him speaking.
我就是。
A：I am calling to inform you that we're happy to have you with us. Welcome aboard, I'm sure your friend would have given you a lot of information of our school and its motto, ways of teaching, etc.
我是通知你，我们很高兴你能到我们这里来上班，欢迎你。我想你朋友到时会告诉你很多有关本校的信息，规定以及教学方法等。
B：Yes. I am very glad to have the chance.
是的，我很高兴有这样的机会。