Take me to this address , please .
neutral
user
Yes , Ma'am . Here we are .
neutral
assistant
How much do I owe you , sir ?
neutral
user
30 dollars , Ma'am .
neutral
assistant
Are you kidding ? The meter says 15 dollars , doesn't it ?
surprise
user
Yes , but we need some extra charge and some tip too .
neutral
assistant
I don't get it . I'll go and have our doorman talk to you then .
neutral
user
Ok , Ma'am . Calm down , 15 dollars will do .
neutral
assistant