What's your native tongue ? Some variant of English or something else ? If its a foreign language, depending which one, it could well be more hassle than its

What's your native tongue ? Some variant of English or something else ? If its a foreign language, depending which one, it could well be more hassle than its worth to try to get a "perfect" accent. Whichever way, you should be prepared to invest a lot of time to it, especially if you are hoping to be able to fluently switch between accents. Its unlikely to be something you can master in a couple of weeks.