单项选择题

[听力原文]
M: Sorry to trouble you, but is there any possibility of borrowing one blanket I feel cold.
W: I think we’ve got one. Could you wait until after take-off please

What is the probable relationship between the two speakers()

A.A guest & a receptionist.
B.A passenger & an air hostess.
C.A customer & a shop assistant.
D.A guest & a waitress.