def METHOD_NAME(self, node, flight_master_guid):
    # TODO: Find out how 'Destination Nodes' and 'Known Nodes' fields correlate,
    #  Client does an OR operation between the two, 'destNodesa = knownNodes | destNodes'
    known_nodes = unpack('<Q', self.available_taxi_nodes.tobytes())[0]
    data = pack(
        '<IQI2Q',
        1,  # Show map.
        flight_master_guid,  # NPC taxi guid.
        node,  # Current node.
        known_nodes,  # Destination nodes.
        known_nodes  # Known nodes.
    )
    self.owner.enqueue_packet(PacketWriter.get_packet(OpCode.SMSG_SHOWTAXINODES, data))