<ol>
  <li>
    <mat-form-field>
      <input matInput [(ngModel)]="name" placeholder="What's your name?" />
    </mat-form-field>
  </li>
  <li>
    <button mat-raised-button (click)="openDialog()" color="primary">Pick
      one</button>
  </li>
  <li *ngIf="animal">
    You choose: <i>{{animal}}</i>
  </li>
</ol>