헛다리 짚었어

A: My love life is dismal. Set me up with a friend.
B: 헛다리 짚었어. I don’t do intros.
A: Come on. You’ve got nothing to lose.
B: Wrong. When things go haywire, I get blamed.

A: 내 애정생활은 우울해. 친구 하나 소개해주라.
B: You’re barking up the wrong tree. 난 소개는 안 해줘.
A: 그러지 말고. 너야 손해볼 거 없잖아.
B: 틀렸네요. 일이 잘못되면 나만 욕먹지.

[Additional expressions]
*My love life is dismal.
– I have no romance in my life. / My relationship condition is terrible.
*Set me up with a friend.
– Introduce me to one of your friends. / Play matchmaker for me with your friends.
*You’re barking up the wrong tree.
– You’re asking the wrong person. / You’ve come to the wrong person.
*I don’t do intros.
– I don’t make introductions. / I don’t play “matchmaker”.
*Come on.
– Give me a break. / Don’t be that way. / Don’t say that.
*You’ve got nothing to lose.
– There’s nothing that can go wrong for you. / It won’t hurt you in any way.
*Wrong.
– That’s where you’re wrong. / You’re totally mistaken about that.
*When things go haywire
– When things don’t work out as planned / If things go all wrong
*I get blamed.
– everybody gets upset at me / I’m the one everybody wants to blame