Do you carry black ink ?
neutral
user
The ink should be next to the paper clips and thumb tacks in the stationary section , sir .
neutral
assistant
I've looked for , but I didn't see any black ink .
neutral
user
Then I'm afraid there's none in stock .
neutral
assistant
Well , I'll settle for blue-black . I'll also take a dozen airmail envelopes .
neutral
user
They come in packages of ten or twenty .
neutral
assistant
Give me a package of twenty , then . And where do I find shoelaces ?
neutral
user
On counter three .
neutral
assistant
Thank you . I never can find my way around this store .
happiness
user
I know . It took me three weeks , and I work here .
neutral
assistant