SAP PI RFC to SOAP ...Problem in Requset message mapping

Hi ,

i am creating RFC to SOAP scenario .

Desired wsdl Request

<?xml version="1.0" encoding="utf-8"?>

http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi=" http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd=" http://www.w3.org/2001/XMLSchema">

<soap:Body>

<isLoginIdExistin0 xmlns="http://netpricing">xyz</isLoginIdExistin0>

<isLoginIdExistin1 xmlns="http://netpricing">1</isLoginIdExistin1>

</soap:Body>

</soap:Envelope>

Actual wsdl Request ( Payload )

<?xml version="1.0" encoding="UTF-8"?>

<ns1:isLoginIdExistRequest xmlns:ns1="http://netpricing"> <----

---

do not want this tag

<isLoginIdExistin0>xyz</isLoginIdExistin0>

<isLoginIdExistin1>1</isLoginIdExistin1>

</ns1:isLoginIdExistRequest>

what have to do so that i can get request in the format mentioned above.