You may find this question asked in different forms during the interview. The purpose of asking the same question in same way is to judge the consistency of candidate's answers.
Ensure that you have read the job specifications properly before you appear for the interview. While answering this question, identify the qualities a person needs as an human resource coordinator and see how you fit into them. Take out the qualities which make you a strong candidate for this position and offer them to the interviewer.
The qualities which are usually sought in the candidate for this role are:
Knowledge, Intuition, Versatility, Flexibility, Focus and above all a human touch in every thing you do. If you have any extra qualification like the knowledge of a software useful in handling the job, you can discuss that also during the interview.