Dear Mr. .........
I would like to express my deep regrets for being careless and apologize for my actions. It was inappropriate, disrespectful and lacked the professionalism.
On 16 September 2015 I have reported the stock which is mistaken therefore the customers has cancelled 4 bottles in 6 days before but I have forgotten to take them back to stock. Now I have rechecked and corrected them as the right way.
While I cannot alter what has transpired, I have taken steps to ensure that similar incidents and misunderstandings will not occur in the future.
I value our professional relationship and firmly believe that our teamwork will continue to produce solid work that will benefit our company and our customers.
Sincerely ,yours
Oranan ........