I NEED A GUITAR SOFTWARE (OR MUSIC) PLS?

What i need is a program to make a song, i only need to make the guitar with the program, and im thinking something like, you select the note and the sound of the guitar (distorted or acoustic,etc) and then with the note you make it last as long as you want and....i really dont know how to explain it more xD, but that's basically what i need, to make a song with something like a virtual guitar...or idk. anyone knows what program i could use???????