The date options for your yet-to-be-confirmed meetings are added to your default calendar for suggested dates. To set your default calendar for suggested dates:
Go to your calendar settings
Make sure that the calendar you wish to have your date options for your Vyte meetings be added to is connected to your Vyte account
Choose the calendar in the "Default calendar for suggested dates" scroll-down menu
Don't forget to save your modifications
Please note that your Vyte meetings will only be added to your default calendar after you have set your calendar as the default calendar.