David , would you like something to eat ?
happiness
user
No , I'm full .
neutral
assistant
Do you want something to drink ?
happiness
user
Yes , I'd like some coffee .
happiness
assistant
Sorry , I don't have any coffee .
neutral
user
That's OK . I'll have a glass of water .
happiness
assistant
A small glass , or a big one ?
happiness
user
Small please .
happiness
assistant
Here you are .
happiness
user
Thanks .
happiness
assistant