The best way to learn proper English is to read news report, and watch news on TV. Watching TV shows is a great way to learn casual English, slang words, understand culture reference and humor. If you have already watched these shows then you may recall the words used in the following dialogs.

Let's see if we can get
that BUDGET meeting pushed
Breaking Bad Season 5, Episode 10

Only 25 men?
Were there BUDGET cuts or something?
Money Heist Season 3, Episode 8

Half of your marketing BUDGET
Westworld Season 2, Episode 2

Did you see the new BUDGET memo
this morning?
The Big Bang Theory Season 2, Episode 16

...fails him when it's convenient,
there's no money in my BUDGET...
The Big Bang Theory Season 4, Episode 4