Hi Murali,
Thank you for contacting Syncfusion support.
Based on the provided information, your requirement of customizing the ScheduleAppointment and setting the cursor as Hand icon when hovering the mouse into the Appointment can be achievable in UWP. You can customize the Appointment based on your requirement with the icon using AppointmentTemplate in Schedule. For mouse icon changing, you can use PointerEntered and PointerExited event using this you can the set required symbol while hovering the cursor into the Appointment. For Popup while selecting the Appointment you can use MessageDialog and we prepared simple sample based on your requirement. Please find the below sample,
In the sample, we have customized the Appointment as per the provided image and cursor will change as hand icon while moving into the Appointment. While tapping the appointment, you can get the Appointment details in the MessageDialog.
Please let us know, if you need any further assistance on this.
Regards,
Subburaj Pandian V.