Refund
I bought a song from itunes, but i was planning on buying a ringtone, so i wish you can refund my cash so i can buy the ringtone i want.
iPhone 11, iOS 13
You can request a refund by following the steps in this guide:
Request a refund for apps or content that you bought from Apple - Apple Support
You are not guaranteed a refund tough.
This is an automated prosess, if you wish to explain your situation in depth to a person you can:
Contact Apple for support and service - Apple Support
Also see this:
How long refunds from the App Store or other Apple services take - Apple Support
Good luck!