<|start_header_id|>user<|end_header_id|> Extract the phone number from the following sentence. If there is no phone number, please type 'no phone number'. : 12:00, Benjamin Brown, 456 Walnut Drive, 555-210-9876<|eot_id|> 
<|start_header_id|>assistant<|end_header_id|>555-210-9876<|eot_id|>