Excuse me , I have something to trouble you .
neutral
user
Yes ? I'll be very glad if I could be of any help to you .
neutral
assistant
An hour ago , I bought this vase with my tourist .
neutral
user
Oh , yes . I remember it clearly . Is there anything wrong with it ?
neutral
assistant
I'm afraid so . We found this crack on the bottom when I went back to my hotel .
neutral
user
Oh , how awful ! Let me have a look , I'm terribly sorry . It was most thoughtless of me . Would you excuse me , please ?
neutral
assistant
Oh , It's quite all right , I suppose . It can't be helped sometimes .
neutral
user
It's very kind of you to say so . How about changing another one for you ?
neutral
assistant
All right . Thank you .
happiness
user
Just a minute , please . I won't be long . I'm sure this one is perfect . You may examine it carefully .
neutral
assistant
Oh , yes , it is . I'll take this one .
neutral
user
I'm very sorry for any inconvenience I've caused you .
neutral
assistant