How do you say

I intend to buy a new sofa in three months.

..in Chinese?

我打算三个月后买一个新的沙发。

wǒ dǎ suàn sān gè yuè hòu mǎi yí gè xīn de shā fā 。

How do you say "I bought a new sofa recently, and it’s very comfortable in the living room." in Chinese?