Interface TravelerCheckout

interface TravelerCheckout {
    countryCode?: string;
    dob: string;
    email: string;
    emailOptIn?: boolean;
    firstName: string;
    gender: string;
    instagramHandle?: string;
    insuranceInfo?: TravelerInsuranceInfo;
    lastName: string;
    phone: string;
    subdivisionCode?: string;
}