You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

[Q]: Sentence1: Goodbye. Sentence2: Nandos sounds great. Thank you. Sentence3: Goodbye. Sentence4: thank you good bye Sentence5: Yes, I'd like a restaurant that serves portuguese food. Sentence6: nandos is the only restaurant i can find in the south that serves portuguese. Sentence7: Hi. I'm trying to find a good restaurant in the south part of town. Sentence8: There are several good restaurants in the south part of town. Do you have a preference for the type of food or price range? Question: Who has spoken the sentence 2? (A) User (B) System
[A]: Answer: (A) User

[Q]: Sentence1: No thank you. Im finished. Sentence2: Allenbell is my favorite. It has four stars. The phone number is 01223210353. Shall I book that for you? Sentence3: Is there anything else I can help you with? Sentence4: I found 10 places, do you have a hotel style preference of gueshouse or hotel, or an area you prefer? Sentence5: You're welcome. How many people are in your party, and when will you arrive? Also, how long would you like to stay? Sentence6: I'm looking for a cheap place to stay that does not need free parking. Sentence7: It sounds fine. Do any of them include free wifi? Sentence8: There are three cheap guesthouses in the east area, however, they all have parking. Will this be okay, or would you like to look at a different area or price? Sentence9: Okay. Have a good day. Sentence10: That'd be great. Thank you. Sentence11: All of them include free wifi. Sentence12: What's the phone number and star rating of your favorite one? Sentence13: I will book on my own, thanks. Sentence14: I don't have a preference for the type but I would like a place in the east. Question: Who has spoken the sentence 7? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: Golden wok is a chinese place in the north part of town, would that work for you? Sentence2: No, that's all for me. Thanks! Bye! Sentence3: Okay, how about TR7733, leaving at 17:50 and arriving by 18:07? Would that work for you? Sentence4: In expensive restaurants, I have two options in the north. There is Hakka and there is The Hotspot. In my opinion, Hakka is a great chinese restaurant. Sentence5: Thank you for all your help. We should have a nice anniversary. Sentence6: I'd like that reservation for Tuesday, as well. Sentence7: Can you also help me find a Chinese restaurant on the north side? Sentence8: They are in the north, postcode is cb41ep. Expensive and their phone number is 01223568988. That was for Hakka. Sentence9: What? Could you please make the reservation? Sentence10: postcode, phone number, and area Sentence11: Yes I am looking for a train that arrives by 20:00 that is going to ely Sentence12: It was a pleasure to assist you. I hope you have a Happy Anniversary! Sentence13: Happy Anniversary! Golden wok is a moderately priced restaurant. Would you like me to find an expensive restaurant? Sentence14: Yes, I would prefer an expensive one. Sentence15: I have one that will arrive by 18:07. Do you have the day you would like to travel? Sentence16: Great, is it considered to be expensive it's my anniversary and I want it to be high quality food Sentence17: Perfect! I hope you have a great time! Sentence18: Yes, I'd like to travel on Tuesday, departing from Cambridge please. Sentence19: Which day would you like this reservation? Sentence20: Can you go ahead and make that reservation for me please. for 6 people at 14:30 Sentence21: Yes, that's exactly the sort of thing I'm looking for. Thank you. Sentence22: I have that table reserved for you. The reference number is HFSFXR46 . May I help you with anything further? Question: Who has spoken the sentence 8? (A) User (B) System
[A]:
Answer: (A) User