Screen Recording Tutorial for Website Orders

I need a simple screen recording tutorial with narration on how to place an order on our website. The recording should cover both mobile and desktop devices.

Requirements:
- Demonstrate the ordering process on both platforms
- Change currency
- Add to card/modify cart
- Point out Buy 2 Get 1 Free
- Enter coupon code
- Narration can be live or added afterward
- Videos must show clicks and taps
- Final video output in MP4 format

Ideal Skills and Experience:
- Experience with screen recording software
- Clear and concise narration skills