id|price/day|capacity|type
1|150|3|deluxe_room|X
2|100|3|double_room|D
3|80|15|conference_room_small|S
4|80|1|normal_room|N
5|150|50|conference_room_large|L

id|price/day|capacity|type|prefix
1|150|3|deluxe_room|X
2|100|3|double_room|D
3|80|15|conference_room_small|S
4|80|1|normal_room|N
5|150|50|conference_room_large|L

Add missing prefix header in room.csv
Add missing prefix header in room.csv