Hi, What time frame ?
When was your Great Grandmother Justine PLANTE born [in Faust}
When did Justine PLANTE - marry Dennis SMITH?
Genealogical Registrations of Marriage, Birth, Death - can be obtained from the Govt of Alberta Vital Statistics Registry Offices. ** the cost $40.
There are Many PLANTE surnames shown at the Alberta GenWeb Local History Book site http://www.rootsweb.ancestry.com/~canab/lhb/pip.txt
Perhaps you will recognize some of the names.