Copy constructer in Object Oriented Programmimg

When i am trying to declare customer C2 and then copying c1 ion c2 it gives error

int main() { customer c1(“Ram”,32, ‘M’,1729);
c1.print();
customer c2;
c2=c1;
c2.print(); return 0; }

Error : no matching function for call to ‘customer : : customer( )’

Kindly advise