What kind of concert will the woman go to next Saturday?

M: Hello !
W: Hello! Did yon enjoy the concert?
M: Yes, I did.
W: Are you doing anything next Saturday? I am planning to go to a jazz concert at Brighten, would you like to come?
M: I don’t know yet.
W: Well, I’ll give you a ring later in the week.
M: OK. Have you got lily number?
W: No, I haven’t.
M: It is 9979527, but I am in college all day.
W: Oh, well. When shall I ring?
M: Any evening, after six.
W: Well, I must go. See you next weekend, I hope.