I need an adapter from USB-c to Lightning cables PLEASE PLEASE cannot use my iPhone 15 optimully without it!

I received my iPhone 15 which uses an USB-c charger cable. because of this I cannot sync my diary, on a non-apple product, which requires a USB connection, nor can I use my earphone, as they have the Lightning point. to overcome this, an adapter to use Lightning cables to USB-c devices. I need one