cruise_informal  cruiseid  date_local  
ACT4             HRS15-01  4/11/2015   
ACT4             HRS15-01  4/12/2015   
ACT4             HRS15-01  4/13/2015   
ACT4             HRS15-01  4/14/2015   
ACT4             HRS15-01  4/15/2016   
ACT4             HRS15-01  4/16/2015   
ACT4             HRS15-01  4/17/2015