In case of a table with no guest, it will ask for pax

bookie/src/app/sales/pax/pax.component.html

@@ -0,0 +1,16 @@
+<mat-dialog-content>
+  <form [formGroup]="form">
+    <div fxLayout="row" fxLayoutAlign="space-around start" fxLayout.lt-md="column" fxLayoutGap="20px"
+         fxLayoutGap.lt-md="0px">
+      <mat-form-field fxFlex>
+        <mat-label>Pax</mat-label>
+        <input type="text" matInput #quantity placeholder="Pax" formControlName="pax" autocomplete="off"
+               (focus)="quantity.select()" cdkFocusInitial>
+      </mat-form-field>
+    </div>
+  </form>
+</mat-dialog-content>
+<mat-dialog-actions>
+  <button mat-button [mat-dialog-close]="false">Cancel</button>
+  <button mat-button (click)="accept()" color="primary">Ok</button>
+</mat-dialog-actions>