Open you suitcase , please .
neutral
user
OK.Here you are .
neutral
assistant
Do you have anything to declare ?
neutral
user
No , I don't .
neutral
assistant
Any cigarette , liquor ?
neutral
user
Yes , I have two cartons of cigarettes , one bottle of whisky .
neutral
assistant
What's this white powder ? Are they drugs ?
neutral
user
No , this is the medicine for the stomach .
neutral
assistant
May I open one of these ? Let me taste it .
neutral
user
Yes , sir.Go ahead.Here you are .
neutral
assistant