It's been a busy week./这是繁忙的一周。

A: How are things, Neil?

A: 你好吗，尼尔？

B: I'm tired. It's been a busy week.

B: 我很累。这是繁忙的一周。

A: Maybe you should take it easy this weekend.

A: 也许你周末应该放松一下。

B: Yes, I think I will.

B: 是的，我想我会的。

A: A good rest, maybe take a little walk in the park around the lake.

A: 好好休息一下，也许在公园里绕着湖散散步。

B: Yes. And go to a good restaurant for dinner!
B: 对。一起去饭馆吃饭吧!

Notes:

1. How are things is an informal¹ way of saying How are you. You would use it informally² with someone you know well. （怎么样）是（你好吗）的非正式说法。对你非常熟悉的人可以使用这种说法。

2. If you are tired, perhaps after a long hard day at work, you can say：I'm tired. 如果你累了，例如：做了一天的工作，你可以说：I'm tired (我累了..)