Do you know what the BBS is ?
neutral
user
Sure .
neutral
assistant
Tell me then .
neutral
user
BBS means Bulletin Board Service .
neutral
assistant
Oh , I see , but what's it used for ?
neutral
user
A lot of things !
neutral
assistant
Tell me in details .
neutral
user
Okay . BBS , an online service , offers a wide variety of online games , files , one-on-one chat , message areas , private mail , and participate forums .
happiness
assistant
Oh , that's great . I want to try later .
happiness
user
Why not ?
happiness
assistant