please show your boarding pass to staff at the coffee bar over there.
I'm afraid that your bag is not fit in the overhead compartment. Please check in the test unit over there.
I will put special tag for you. Not charge.
Please take this bag by yourself. And given to staff at the aircraft.
And you can get the bag beside the aircraft when you arrival at ___.
Please pick up your bags at the arrival gate. Staff will bring your bags go to there.