What would you say if you apologized to the customer?

1, I'm sorry, I'm very sorry for the trouble caused by my work mistakes. I hope we have the opportunity to cooperate and wish you a happy life!

2. Mr./Ms. X, I'm sorry to have caused you such trouble. We did make a mistake in xx, and we apologize for it.

First of all, I sincerely apologize to you for the quality of this product in my own name. If I have another chance, I really hope you will give me another chance. We will ensure that similar situations will not happen in the products we provide in the future, and make this commitment solemnly.

I'm really sorry, I hope you don't take it to heart and look forward to more cooperation with you in the future.