You will be given a definition of a task first, then some input of the task.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Restaurant Alimentum's phone number is 01223 413000. Sentence2: You're very welcome. Have a good evening. Sentence3: I am looking for a moderately priced restaurant in the south part of town. Any kind of food is good with me; I would just like to know the phone number of the venue you find. Sentence4: Can you tell me what type of food they serve? Sentence5: Restaurant Alimentum serves modern European food. Sentence6: Thank you, goodbye. Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System