This is now live with the close reason as suggested
(last box on the answer)
Let's take some inspiration by the options users have posted before:
I'm voting to close this question as off-topic because unfortunately, this question appears to be asking “What should I do?”, which the community has determined to not be a good fit for Interpersonal Skills Stack Exchange. We can’t decide for you what to do; after you determine what you want to do, we can help you with your goal, but we can’t make these decisions for you. Sorry.
I'm voting to close this question as off-topic because it appears to be asking "What should I do?" This type of question has been determined to be off-topic for IPS. If you make a decision as to what you want to do and make your question about that we could help you with the skills needed to achieve your goal.
Welcome to Interpersonal Skills! I'm voting to close this question as off-topic because you seem to be asking us to make a decision for you. Please decide what you want to do, and if you want to tell this, we can probably help you with how to have a 'good' bad-news conversation or something.
I'm voting to close this question as off-topic because you're basically asking us to decide on how you should approach your cashier and what you should say. Even if you'd decide what you want to do, this will be a tough question to get into good IPS shape, because pointing the rudeness out or not will be closely related to phrasing requests. But we can try, so: What's your goal?
There are others but there are a few things that they largely have in common:
So, to use these three points:
Questions asking "What should I do?" are off topic. - Questions on this site should ask for help achieving a specific goal. This question is asking for personal advice on "what to do" without defining a goal, this is too subjective. To fix this, [edit] your question to explain what you hope to achieve in this situation and how you would like to interact with the others involved.
Sadly, this is too long, but this fits:
Asking "What should I do?" is off topic. - Questions should ask for help achieving a specific goal. Your question is asking for personal advice on "what to do" without defining a goal; this is too subjective. [Edit] your question to explain what you hope to achieve and how you would like to interact with the others involved.
These close reasons have to be really, really short... shorter than you'd think; only 400 characters.