Good . There is the information desk . How do we get to seventieth street , please ?
neutral
user
The northern line is what you want .
neutral
assistant
How much is it ?
neutral
user
It ’ s two yuan .
neutral
assistant
Which way do we go for the northern line ?
neutral
user
Just go through the number eight to ticket barrier over there . A train will be in directly .
neutral
assistant
I appreciate it , thank you .
happiness
user
That ’ s all right .
happiness
assistant