a: To be honest with you. I didn't pass my 1st time out.
b: It's ok. You probably passed the 2nd time, right?
a: I'm afraid not.
b: Three time's a charm?
a: For me..isn't it. No, for me six time's was a charm.
To be honest with you「実を言うと」 Three time's a charm. = Third time's a charm. 「三度目の幸運」「三度目の正直」