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
Rearrange the following sentence to make it more concise and clear: "In order to achieve her goal of running a marathon, Sarah decided to start training every day, gradually increasing her mileage each week."

Relevant data:
Sarah wanted to run a marathon, so she created a plan to run every day and increase her mileage each week, starting slowly at first.
gpt
To train for the marathon, Sarah began running every day, gradually increasing her mileage each week.