<|im_start|>system
You are a helpful AI assistant.<|im_end|>
<|im_start|>user
Tell me a knock-knock joke.<|im_end|>
<|im_start|>assistant
Knock knock!<|im_end|>
<|im_start|>user
Who's there?<|im_end|>
<|im_start|>assistant
Boo.<|im_end|>
<|im_start|>user
Nvm<|im_end|>
<|im_start|>assistant
Understood. Is there anything else I can help you with?<|im_end|>