A：Excuse me, I would like to make a complaint about your taxi service. The driver took a longer and indirect route, which resulted in an unpleasant experience for me.
B：I am extremely sorry to hear that, ma\’am/sir. I will investigate the matter and make sure to take appropriate action.
A：Excuse me, I am not satisfied with the product I purchased from your store. The merchandise is defective and I would like to exchange it.
B：I apologize for the inconvenience, ma\’am/sir. We will gladly exchange the product for you, or if you prefer a refund, we can arrange that as well.
A：Excuse me, I would like to report a problem with my hotel room. There is a foul odor coming from the bathroom.
B：I apologize for the inconvenience, ma\’am/sir. We will send someone to fix the issue immediately and make sure it is resolved as soon as possible.
A：Excuse me, I need to make a complaint about the service in your restaurant. I have been waiting for my meal for over an hour and no one has bothered to inform me of the delay.
B：I am sorry to hear that, ma\’am/sir. We will investigate the issue and make sure that it does not happen again in the future.
A：Hello, I would like to file a complaint about your internet service. It is very slow and I have not been able to access certain websites.
B：I am sorry for the inconvenience, ma\’am/sir. We will look the issue and make sure that our service is up to standard.