Hello, how can I help you today?
I'm trying to buy something, but my cart won't update.  Any idea on how I can get this to work?
Let me look into that for you Just a quick question, is the item in question out of stock?
No, I don't think so
Can you check for me?
no, it's in stock
Well then can you try refreshing the page and trying again?
sure ok, it looks like that worked!
That's great. Is there anything else I can do for you today?
nope, that covers it.  thank you very much
Well then have a nice day!