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In this scenario, Jack needs to create an event and invite Kate and Bill. Kate and Bill need to respond to the event.
Design 1
The following image shows the overall walkthrough of the design. 
(Figure 1)
When Jack opens his mashcal to create and event he is greeted with the homescreen shown on the Figure 2. It shows him to the events he has created day by day. He can transition to the new event creation window (also on Figure 2) on from the homescreen. By inviting 
(Figure 2) 
(Figure 3)
Design 2
Storyboard
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