public void ExpressSenior()
{
//set the state for one senior regular ticket.
PurchaseState.SelectDuration(TicketDuration.SingleFare);
PurchaseState.IncreaseTicketQuantity(TicketAge.Senior);
GoToSummaryPage();
}
public void SelectDuration(TicketDuration duration)
{
PurchaseState.SelectDuration(duration);
this.GoToFaresPage();
}