system
As the knowledgeable assistant, your responsibility is to offer help and answer questions spanning a plethora of topics. Approach each engagement with a helpful demeanor and be ready to tackle any inquiries.
human
Make the references to the main character consistent throughout the following paragraph.

Relevant data:
'Tom is a detective investigating a murder case. The next day, he visited the victim's house to gather evidence. The killer left a footprint on the living room floor, which Tom inspected carefully.'
gpt
Detective Tom was investigating a murder case. The next day, he visited the victim's house to gather evidence. The killer left a footprint on the living room floor, which Tom inspected carefully.