Struct内の文字列を検索する

私は問題を抱えています。これを働かせるために、これで私を助けてください。ステーション名を検索するようユーザーに依頼しようとしています。

struct Trains 
{
    int Train_Id;                   //train ID
    string Station_Origin;             //Station of Origin
    string Destination_Station;        //Station of Destination
    int Departure_Time ;            //Departure Time
    int Arrival_Time ;              //Arrival Time
};

struct Trains  myArray[10];

struct station
{
    string intermediate_station1;      //intermediate_station1
    int Arrival_time1;            //Arrival time to station1 
    string intermediate_station2;      //intermediate_station2
    int Arrival_time2;            //Arrival time to station2 
    string intermediate_station3;    //intermediate_station1
    int Arrival_time3;            //Arrival time to station3   
};


struct station myArray1[3];

/*****************************************************************************/

int main ()
{
     /*  Setting up Train and Station Information  */ 
    int N_TRAIN;
    int n; 
    int a;

    do 
    {
         cout  << " Enter number of Trains on Track: " <> N_TRAIN;
         cout << endl;        
    }while(N_TRAIN > 10 || N_TRAIN < 0);

    for(n=0; n < N_TRAIN; n++)
    {
        while((cout<<" Enter Train ID: ")&&( (cin>>myArray[n].Train_Id)||myArray[n].Train_Id <0))
        {
            cout<<" Invalid Input! Please Enter Train ID: "<> myArray[n].Station_Origin;

        cout << " Name of Destination Station: ";
        cin >> myArray[n].Destination_Station;

        while((cout<<"Enter Departure Time: Please Enter 24hr!")&&(!(cin>>myArray[n].Departure_Time)||myArray[n].Departure_Time < 0))
        {
            cout<<" Invalid Input! Enter Departure Time: Please Enter 24hr !"<>myArray[n].Arrival_Time)||myArray[n].Arrival_Time < 0))
        {
            cout<<" Invalid Input! Enter Arrival Time: Please Enter 24hr! "<> myArray1[a].intermediate_station1;    

        while((cout<<" Enter Arrival Time For intermediate station1: Please Enter 24hr! ")&&(!(cin>>myArray1[a].Arrival_time1)||myArray1[a].Arrival_time1 < 0))
        {
            cout<<" Invalid Input! Enter Arrival Time: Please Enter 24hr! "<> myArray1[a].intermediate_station2;


        while((cout<<" Enter Arrival Time For intermediate station2: Please Enter 24hr! ")&&(!(cin>>myArray1[a].Arrival_time2)||myArray1[a].Arrival_time2 < 0))
        {
            cout<<" Invalid Input! Enter Arrival Time For intermediate station2: Please Enter 24hr!"<> myArray1[a].intermediate_station3;    

        while((cout<<" Enter Arrival Time For intermediate station3: Please Enter 24hr!")&&(!(cin>>myArray1[a].Arrival_time3)||myArray1[a].Arrival_time3 < 0))
        {
            cout<<" Invalid Input! Enter Arrival Time For intermediate station3: Please Enter 24hr!"<> origin;

            origin = searchfs();
            if (origin = myArray[n].Station_Origin )
               cout << "Trains Departs " << " " <