Dear Senior,
Please advise being a Canadian citizen How I can get Travel History From Canada to USA? because I traveled From Canada to USA but their is no stamp on passport and entry /Exit dates not remember to me.
You can apply here.
http://www.cbsa-asfc.gc.ca/agency-agence/reports-rapports/pia-efvp/atip-aiprp/thr-rav-eng.html