Yes , I think there is something wrong with my car .
neutral
user
What's the matter ?
neutral
assistant
When I tried to back it , I found it was out of order . I can't see where the trouble is .
neutral
user
Let me see .
neutral
assistant
Is it serious ?
neutral
user
No , the damage is minor .
neutral
assistant
And when will it be OK ?
neutral
user
4:00 p . m ..
neutral
assistant