Choose your answer: is the following review positive or negative?

went there to try their lunch ordered' they ask if we would like something to drink i said,just a glass of water please,they said we do not have any water just bottled water who knows about the food,but to lose a customer over a glass of water, but by the other reviews i don't think i am the one who lost out

Options: (a). negative (b). positive
(a).