Create event by submitting form, turn form response into Google Calendar event.
Generate a form with start time and end time fields for event to convert each new form entry into Google Calendar event.
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Best for creating low cost booking and reservation systems.
The add-on connects Google Form to a Google Calendar account, create new events automatically. It uses Google Form response to make a Google Calendar event. 
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Useful to make event submission form.
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After the trial ( 10 events total), purchase a license to get more quota and unlock more features.
*** Pricing: https://www.formtocalendar.com/pricing

*** Frequently asked questions: https://www.formtocalendar.com/faq