Can I help you ?
neutral
user
Yes , how much is the teapot ?
neutral
assistant
Two hundred and thirty yuan .
neutral
user
I'm afraid I haven't got enough money on me .
neutral
assistant
You can come later .
neutral
user
What's the time now ?
neutral
assistant
It's half past seven .
neutral
user
I want to know at what time you close .
neutral
assistant
We offer 24 - hour service .
neutral
user
Oh , that's great ! Thank you .
happiness
assistant