How do you say

I’m planning to fly somewhere in three months.

..in Chinese?

我打算三个月后坐飞机去旅行。

wǒ dǎ suàn sān gè yuè hòu zuò fēi jī qù lǚ xíng 。

How do you say "And three months later, the baby will be born, and the whole family is looking forward to it." in Chinese?