How do you say

During the vacation, I intend to learn to cook and try my hand at all kinds of cuisine.

..in Chinese?

假期里,我打算学习烹饪,尝试做各种美食。

jià qī lǐ , wǒ dǎ suàn xué xí pēng rèn , cháng shì zuò gè zhǒng měi shí 。

How do you say "They’ll have it done in three months." in Chinese?