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

Sentence1: I have found 5 that fit that description. Is there a particular area you would like? Sentence2: I would like to book a table for 6 at 15:15 on Tuesday. Sentence3: Yes. I would like it to be in the expensive price range. Sentence4: Can you find me a Chinese restaurant please? Sentence5: Sure. There are 17 chinese restaurants in town. Are you looking for a certain price range or location? Sentence6: Thank you for contacting us and enjoy your meal at the hakka. Have a great day. Sentence7: Yes, thank you. That's all for now. Bye! Sentence8: I was able to get a table at Hakka in the north. The reference number is 7KW8MVL3 and they'll keep the table for 15 minutes. Does that suit you? Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System

Sentence1: Of course. The restaurant is on 152 - 154 Hills Road and their phone number is 01223413000. Sentence2: What other restaurants are in the same area and price range? Sentence3: I'm sorry. That booking was not available. Would you like to find another restaurant? Sentence4: No, could you just book a table for 3? I'd like it for Wednesday at 12:15. Sentence5: That sounds good book it for 3 on wednesday at 12:15 please and I'll need the reference number too Sentence6: Thank you and you too. Sentence7: Yes can I have the address and phone number please? Sentence8: I'm sure we can. Cambridge offers 31 moderately priced restaurants. What sort of cuisine would you like? Sentence9: There is the restaurant alimentum that serves modern european food? Sentence10: Great, that's all I needed. Have a lovely day. Sentence11: I have made a reservation for you at the restaurant alimentum on Wednesday at 12:15 for 3 people. Your reference number is LX2XAAF4 . Would you like their address? Sentence12: I would prefer Italian and it has to be in the south. Sentence13: Hi! Can you find me a moderately priced restaurant for my girlfriend and I? Sentence14: I found one restaurant with those credentials, it's Pizza Hut Cherry Hinton, would you like the address? Question: Who has spoken the sentence 9? (A) User (B) System
Answer: (B) System

Sentence1: Enjoy your stay and let me know if you need anything else. Sentence2: I'm going to be in the north part of town next week. Can you help me find a place to stay? Sentence3: Let's see...I'd like to get free internet. And if you have a place with 4 stars, that would rock! Sentence4: Honestly, the price range doesn't matter to me. Is there anything you can recommend? Sentence5: We have 13 places to stay on the north side of town. Do you have any preference of whether you'd like to stay in a hotel or a guesthouse? Sentence6: The phone number is 01223353888. Would you like any other info? Sentence7: That sounds good. What's its phone number, please? Sentence8: No, that's all. Thank you. Sentence9: There are quite a few that would meet those requirements. Would you prefer a cheap or moderate rate for your stay? Sentence10: I have the acorn guest house that is rated 4 stars and in the moderate price range. Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System