You can use the CDR search
http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/service/10_0_1/car/CUCM_BK_C885BA46_00_cdr-analysis-reporting-administration-100/CUCM_BK_C885BA46_00_cdr-analysis-reporting-administration-100_chapter_011001.html
HTH
java
if this helps, please rate