Unfortunately, I received a different
Unfortunately, I received a different product than the one I had ordered.
I have been trying to resolve this issue for a week by reaching out to Mark, who is in charge of sales, but I have not received any response from him. This has resulted in a disappointing and frustrating experience. Consequently, I am unable to recommend your company and will not be making any future purchases.
I hope you take this feedback into consideration and address the communication breakdown within your team. If you require any further information to resolve this matter, please do not hesitate to contact me.