Retrospective Sprint

Please be familiar on using sprints. An agile team holds a retrospective meeting after discussing international travel plans. Your the scrum master you need to address your own sprint retrospective in regards how you would you address the following, unplanned massage for 20 travelers, proximity test so that events, transportation for the travelers are close in nature, security verification and review check. Explain the following. 1. What worked well during your sprint? 2. What did not work well? 3. What did your team learn in this sprint they can take forward to the next sprint and use hopefully to improve performance?