My friends are coming in late July, just before the Olympics.
我的朋友们7月末来，在奥运会开始之前。
A I'm taking a month off for the Olympics.
A 我将为奥运会请一个月的假。
B To spend time with your visitors?
B 为了花时间和你的来访者们在一起？
A Yes, my friends are coming in late July.
A 是的，我的朋友们7月末来。
B That's just before the Olympics, isn't it?
B 就在奥运会开幕之前来，是吗？
A Yes, and they're staying for the whole of August.
I'm going to show them around everywhere.
A 是的，他们将这里度过整个8月。我将带他们到各处转转。
B You'll have a busy time . . . and Beijing will be really busy.
B 他们将会很忙碌. . .北京也会非常热闹。

Notes注释
1 You can tell someone about your plans giving details of dates and activities. For example: I'm taking a month off for the Olympics. / I'm taking a month off for the Olympics. And the reason is friends: My friends are coming in late July. / My friends are coming in late July: They're staying for the whole of August. / They're staying for the whole of August.
你可以告诉某人关于你的计划的日期和活动安排。例如：I'm taking a month off for the Olympics. /我为奥运会请了一个月的假。请假的原因是为了朋友：My friends are coming in late July. /我的朋友们7月末来。They're staying for the whole of August. /他们将这里度过整个8月。
2 You can show polite interest in someone' s plans, for example commenting on how busy they will be: You'll have a busy time. / You'll have a busy time.
你可以礼貌地表示出对某人计划的兴趣，例如评价他们会很忙碌：You'll have a busy time. /你们将会很忙碌。

Key phrases and sentences
I'm taking a month off for the Olympics.
To spend with your visitors?
Yes, my friends are coming in late July.
That's just before the Olympics, isn't it?
Yes, and they're staying for the whole of August.
I'm going to show them around everywhere.
You'll have a busy time . . . and Beijing will be really busy.

我将为奥运会请一个月的假。
为了花时间和你的来访者们在一起？
是的，我的朋友们7月末来。
就在奥运会开幕之前来，是吗？
是的，他们将这里度过整个8月。
我将带他们到各处转转。
他们将会很忙碌. . .北京也会非常热闹。