#include <string.h>
#include <iostream>
using namespace std ;

int main()
{
    string name ;

    cout << "Please enter your full name: " ;
    cin >> name ;
    cout << "Welcome " << name << endl ;

    cout << "Please re-enter your full name: " ;
    getline( cin , name) ;
    cout << "Thanks, " << name << endl ;

    return 0 ;
}

Please enter your full name: Test
Welcome Test
Please re-enter your full name: Thanks,