Can I help you , sir ?
neutral
user
Yes . Fill it up , please .
neutral
assistant
OK . What kind of gas do you want ?
neutral
user
I don't really know . I have just bought this new car . And it's the first time I've gotten gas for it .
neutral
assistant
We have regular , super , and premium gasoline . This is a new car , so I'd recommend premium .
neutral
user
Premium , please . Thanks . Please fill it up .
neutral
assistant
All right , sir . You will park at refueling 4 .
neutral
user
OK , thanks .
happiness
assistant
Your car's ready .
neutral
user
Good . How much does it come to ?
happiness
assistant
Ten gallons of premium . That's $ 18.56 , please .
neutral
user
OK . Here you are .
neutral
assistant