i am trying to work on getting data based on start and end date but i keep getting an error each time, this is what i have

var startDateTime = DateTime.SpecifyKind(StartDate.Value.ToDateTime(TimeOnly.MinValue), DateTimeKind.Utc);

var endDateTime = DateTime.SpecifyKind(EndDate.Value.ToDateTime(TimeOnly.MinValue), DateTimeKind.Utc);