private void AddAgencyPhone(AgencyPhoneDto agencyPhoneDto, AgencyAddressAndPhone agencyAddressAndPhone)
        {
            var agencyPhoneType = _mappingHelper.MapLookupField <AgencyPhoneType> (agencyPhoneDto.AgencyPhoneType);

            agencyAddressAndPhone.AddPhone(
                new AgencyPhoneBuilder().WithAgencyPhoneType(agencyPhoneType).WithPhone(
                    new PhoneBuilder().WithPhoneNumber(agencyPhoneDto.PhoneNumber).WithPhoneExtensionNumber(
                        agencyPhoneDto.PhoneExtensionNumber)));
        }
 private static void RemoveAgencyPhone(
     AgencyPhoneDto agencyPhoneDto, AgencyAddressAndPhone agencyAddressAndPhone, AgencyPhone agencyPhone)
 {
     agencyAddressAndPhone.RemovePhone(agencyPhone);
 }
 private void ChangeAgencyPhone(
     AgencyPhoneDto agencyPhoneDto, AgencyAddressAndPhone agencyAddressAndPhone, AgencyPhone agencyPhone)
 {
     RemoveAgencyPhone(agencyPhoneDto, agencyAddressAndPhone, agencyPhone);
     AddAgencyPhone(agencyPhoneDto, agencyAddressAndPhone);
 }