Excuse me , I'd like to send this parcel .
neutral
user
What's in it , please ?
neutral
assistant
Just a few shirts .
neutral
user
OK . You may wrap it now . Please fill in this form and label it . ( after a moment ) Would you like it registered ?
neutral
assistant
No , I'd rather send it by ordinary mail .
neutral
user
Nine dollars and fifty cents .
neutral
assistant
Here you are .
neutral
user
Here's the receipt .
happiness
assistant
Thank you so much .
happiness
user
You're welcome .
happiness
assistant