Are you finished ?
neutral
user
Yes.May I have some more beer ?
neutral
assistant
Oh , sure . I'll be back in a minute.Thank you for waiting . Here it is.Did you enjoy your meal ?
happiness
user
Yes , the meal was very delicious and I enjoyed very much . I'm full .
happiness
assistant
Is that so ? I'm glad you enjoyed it .
happiness
user
By the way , Miss.Where is the toilet ?
neutral
assistant
Toilets are in the rear . I'm afraid all the toilets are fully occupied at the moment .
sadness
user
What ?
surprise
assistant