private async Task <bool> CheckEmployeeAndPhoneNumberExist(BusinessObjects.PersonPhone phone)
        {
            // Get phone number
            var phoneTask = PhoneDA.GetPhoneNumberAsync(phone.BusinessEntityId, phone.PhoneNumber, (int)phone.PhoneNumberType);

            // Get employee
            var employeeTask = EmployeeDA.GetEmployeeByBusinessEntityIdAsync(phone.BusinessEntityId);

            // If either of these are null, return false
            if (await phoneTask == null || await employeeTask == null)
            {
                return(false);
            }

            // Otherwise both exist, so return true
            return(true);
        }