CR and OT

Passenger : Excuse me, where is CR?
Cabin Crew : *pura2 nggak tau* what is CR?
Passenger : Comfort Room
Cabin Crew : *masih pura2 gak tau* Comfort Room? You mean toilet?
Passenger : Yes
Cabin Crew : Ohh.. its OT..
Passenger : What is OT?
Cabin Crew : *menjawab dan menunjuk dengan santai* Over There...