1. Find that booking on the Schedule tab.
2. Click the pencil icon to edit and change the start/end time.
3. Update the time in the window.
4. To edit all repeated listings instead of the single instance of that trip, click the All Repeated Events tab from the Edit Adventure window. Enter the new start and end time, and click Save.
5. The guide(s) and client(s) will get emails saying there was an update made to the trip with the new information.