Transfer data to a new phone

Require? You can certainly get help moving your data from a previous iPhone to a new iPhone at any Apple Store. But Apple makes it so easy that you can do it yourself using QuickStart --> Use Quick Start to transfer data to a new iPhone or iPad - Apple Support

If you have purchased music from CDs on your old iPhone, I believe that it will not transfer from one iPhone to the other. You will need to manually synchronize the new phone against the Mac or PC that has the music library that you used to load the old phone.