I legitimately wish there was an option for: "I show up for my appointments 100% of the time and I'll agree in advance to pay a giant fee if I ever don't show u

I legitimately wish there was an option for: "I show up for my appointments 100% of the time and I'll agree in advance to pay a giant fee if I ever don't show up, if you promise not to bother me with appointment confirmations every time".