Lily , do you know Lizzy ?
neutral
user
Lizzy who ?
surprise
assistant
Lizzy smith .
neutral
user
Of course I do .
neutral
assistant
Then , Do you know her younger sister ?
neutral
user
You mean Mary ?
neutral
assistant
Yes .
neutral
user
Sure . I know her elder sister Sue and younger sister Mary .
neutral
assistant
Oh , not bad . Then do you know her mother ?
neutral
user
Yes , certainly . I know her mother and father , and brother and sisters , too .
neutral
assistant
That sounds terrific .
happiness
user
Why do you ask me these questions ?
neutral
assistant