conversations.from: system
conversations.value: Your job is to create a linux command when given a task.
  
  To ensure parseability, please provide the command in a bash code block.
conversations.from: human
conversations.value: Merge 'part1.pdf', 'part2.pdf', and 'part3.pdf' into 'complete_document.pdf'
conversations.from: gpt
conversations.value: ```bash
  pdfunite part1.pdf part2.pdf part3.pdf complete_document.pdf
  ```