Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: Could you help me find Cityroomz, please? Sentence2: Thank you for contacting Cambridge TownInfo centre. Have a great day! Sentence3: I was able to book Cityroomz for you on Saturday for 4 night, 7 people. Your reference number is 5B7M73DK . Is there anything else I can help with? Sentence4: Can you book a room for me there? We'll be arriving on Saturday and need to stay 4 nights. There will be 7 of us staying. Sentence5: Nope, that'll be all, thanks. Bye! Sentence6: I sure can. CityRoomz is located in the centre of town. They offer free wifi. They are at Sleeperz Hotel, Station Road. Their phone number is 01223304050. Question: Who has spoken the sentence 1? (A) User (B) System
A:
Answer: (B) System