Assuming that you enroll in a language school in the States and you are in an environment where only English is spoken, that'll be a great chance for you to learn English directly. It means you learn English without thinking in Japanese.
Now you are going to experience that by watching the following video.
You can learn common expressions you may hear or use at a coffee shop.
If you find the speaking speed too fast, you can change the setting to slow down. Also, I definitely recommend turning the subtitles off.
Here we go!