I haven't decided on anything... specifically.
5 seconds sound clip from the The Loved One (1965) movie soundboard.
You can hear this line at 00:04:17 in the Blu-ray version of the movie.
Quote context
[...]
- One of them beatnik poets, huh?
- A beatnik? No. No, I'm not a beatnik.
- You got one of them Beatle haircuts, though, haven't you?
- A Beatle haircut? No, I don't... it's an ordinary... English haircut.
- Just what do you do for a living, Mr. Barton?
- I haven't decided on anything... specifically.
- Haven't decided? Just how did you get to this country, then?
- Well, that's rather an amusing story.
- And they... Well, they gave me this ticket, so I thought I'd come here.
- I mean, it was either Los Angeles or Calcutta, and I thought, well, what the hell?
[...]