barker/bookie/src/app/guest-book/guest-book.ts

export class GuestBook {
  id: string;
  serial: number;
  name: string;
  phone: string;
  pax: number;
  address: string;
  date: string;

  public constructor(init?: Partial<GuestBook>) {
    Object.assign(this, init);
  }
}