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

Sentence1: Is there another restaurant in the same area and price range that is available at that time? Sentence2: Yes for 8 people at 12:30 on Monday please Sentence3: Thank you for all the help you have been. You have a good day. Sentence4: I've booked you in at fitzbillies restaurant. It is in the same area and price range as eraina. The table will be reserved for 15 minutes. Reference number is : OGRYGI2N . Sentence5: I need to get some information on a restaurant named eraina Sentence6: I'm sorry, I wasn't able to get that reservation. Would you like to try somewhere else? Sentence7: Eraina is an expensive European restaurant in the centre of the city. Would you like me to book a reservation for you? Sentence8: I'm glad we could help. Thank you! Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System