Goal: I want to be on time at every calendar event, so set the event notification to 15 minutes earlier .
Steps:
action: action_type: navigate_back
step_instruction: Get back to the previous page of the calendar app
action: action_type: click
step_instruction: Click on the three bar menu button
action: action_type: click
step_instruction: Go to the calendar settings 
action: action_type: click
step_instruction: Click on the Events option
action: action_type: click
step_instruction: Click on the 30 minutes before notification
action: action_type: click
step_instruction: Select the 15 minutes before option