What can I do for you today ?
neutral
user
I need to return a book .
neutral
assistant
Can I do anything else for you ?
neutral
user
I would also like to check out this video .
neutral
assistant
Is that all ?
neutral
user
Yes , just the video .
neutral
assistant
May I see your library card ?
neutral
user
Here you go .
neutral
assistant
You have to take care of this video .
neutral
user
Oh , I will .
neutral
assistant
You will be fined if you damage it .
neutral
user
I understand . Thank you very much .
neutral
assistant