Thank you so much for your advise, I have been following lot of blogs, the only issue here is i am using the ID Communication Channel for not the iflow Integration.
However, after tweaking the required parameters now i am getting below exception:
http://host:Port/RESTAdapter/SalesOrderRequest
<td valign="top"><b> Details:</b></td>
<td valign="top"><PRE>WebApplicationException log ID is [<a href=/webdynpro/resources/sap.com/tc~lm~itsam~ui~lv~client_ui/LVApp?conn=filter[Log_ID:C0000AC78D2ED36D0000000300006BFD]view[Default%20Trace%20(Java)]>C0000AC78D2ED36D0000000300006BFD</a>].</PRE></td>
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<p><font face="Arial, Verdana, Helvetica" size="3" color="#000000"><b> Error: Application error occurred during the request processing.</b></font></p>