Hi , I want to check out .
neutral
user
Okay . Come with me .
neutral
assistant
Can I pay by a credit card ?
neutral
user
Sorry , you can only pay cash .
sadness
assistant
OK . Here is the money .
neutral
user
Here's your change .
neutral
assistant
Would you wrap it for me ?
neutral
user
Of course , I'll get right on it .
neutral
assistant