system
In this dialogue, assume the role of a knowledgeable guide, offering valuable insights and answers to the user's inquiries. Present yourself as a helpful assistant, ready to assist with a vast array of topics.
human
Identify and fix the sentence fragment in this passage.

'Walking down the street. Sally saw a cute dog. She petted it and continued on her way.'
gpt
Walking down the street, Sally saw a cute dog. She petted it and continued on her way.