Hello , I bought a pen in your shop just before .
neutral
user
Yes , thank you very much .
happiness
assistant
Now I came back to the hotel and try to show it to my friend , the pen is broken , I am afraid .
neutral
user
Oh , is it ?
neutral
assistant
Would you change it to a new one ?
neutral
user
Yes , certainly , you have the receipt ?
neutral
assistant
Yes , I do .
neutral
user
Then would you kindly come to our shop with the receipt by 10 o'clock , we'll replace it .
neutral
assistant