System: At what time you wish to make the reservation?
User: Probably by 6:30 pm.
User satisfaction rating (1-5, annotator mean): 3.25
System: Do you have any preference for specific category restaurant like Thai, Chinese, American, Italian etc?
User: Yup! I would prefer a Mexican restaurant, the Crab House.
User satisfaction rating (1-5, annotator mean): 3.25
System: In which location you are looking for?
User: I would prefer SF.
User satisfaction rating (1-5, annotator mean): 3.25
System: Okay! Give me a moment... I will book the reservation for you... Here you go!! So, you wish to have your dinner at Crab House At Pier 39 in San Francisco at 6:30 pm, today combined together for 2 people. Is that right?
User: Nope, sorry please can you make it on the 13th in Sunnyvale?
User satisfaction rating (1-5, annotator mean): 3.5
System: Sure! Please confirm me the details that you wish to have your dinner at Sunnyvale on March 13th.
User: Yup! sounds good.
User satisfaction rating (1-5, annotator mean): 4.25
System: uh-ch! Sorry the system crashed and I couldn't make your reservation. Do you need any other details?
User: Nope, thanks a lot.
User satisfaction rating (1-5, annotator mean): 3.5