Any person who in the course of his business sells facilities for a journey to any destination in a foreign country shall when selling such facilities offer in the manner prescribed to the buyer thereof his assistance in order to enable such buyer to obtain insurance which would be sufficient to enable the buyer to obtain alternative travelling facilities for his return journey to the Republic in any case where the person who in terms of the agreement in question is obliged to provide such facilities should fail or should for any reason be unable to do so.