How ’ s your trip going ?
neutral
user
Oh I ’ m enjoying myself but it ’ s so hot here
happiness
assistant
Isn ’ t London hot in the summer ?
neutral
user
Well it can be but Shanghai is much warmer than London .
neutral
assistant
I see . What about transport ? How does Shanghai compare to London ?
neutral
user
Actually I think the buses and trains here are more modern .
neutral
assistant
And what about the number of people on the streets ?
neutral
user
Oh , I think Shanghai is much more crowded than London .
neutral
assistant