How to bundle two BAPIS in one interface.

Hi Experts,

i have two BAPIs, first one is for Adding New Addres in the R3 and Second BAPI is for COMMIT Transaction. when i submit the first BAPI, data will not be updated in the tables, when i submit second BAPI i.e COMMIT Transaction , the table will be updated.

I am doing R3 <---- > XI< --

> Webservice

1) When i enter data from Webservice Client for updating the data in R3.

plz help me out how to handle COMMIT transaction in this scenario.

thanks

siva