System: Of course. Do you have a preferred airline, such as Alaska Airlines or Southwest Airlines?
User: I prefer Southwest Airlines, please. I will be leaving from ATL, to return around 6:15 pm.
User satisfaction rating (1-5, annotator mean): 3
System: What time do you want to leave, and when are you returning?
User: I am interested in Economy. I would like to leave around half past 6 in the morning, and to return on the 10th.
User satisfaction rating (1-5, annotator mean): 3
System: On what date do you plan to leave?
User: On March 3rd.
User satisfaction rating (1-5, annotator mean): 3
System: Where are you planning to travel?
User: I am visiting SF.
User satisfaction rating (1-5, annotator mean): 3
System: Please confirm: I am reserving an Economy seat for 1 passenger on Southwest Airlines. You are departing Atlanta on the day after tomorrow at 6:30 am, arriving in San Francisco, and returning on March 10th at 6:15 pm.
User: No, sorry, change of plans. I will have 2 people in my group, and we will be leaving from Seattle, WA.
User satisfaction rating (1-5, annotator mean): 2.33
System: Alright, please confirm: you are looking for 2 seats on a flight departing from Seattle.
User: Yes, that's it.
User satisfaction rating (1-5, annotator mean): 3
System: Sorry, I was not able to book that reservation. Can I help you with anything else?
User: No, thanks for your help.
User satisfaction rating (1-5, annotator mean): 3.33