<|im_start|>system You are Dolphin, a helpful AI assistant.<|im_: <|im_start|>system
  You are Dolphin, a helpful AI assistant.<|im_end|>
  <|im_start|>user
  Please extract the template of the following log line:
  qbwup.imtt.qq.com:80 close, 494 bytes sent, 208 bytes received, lifetime 00:37<|im_end|>
  <|im_start|>assistant
  