This is not recommended.

Is it permissible to pray to Allah that if I get a job I will perform 3 Umrahs? Or if I get a promotion I will fast for 3 days? Things like if Allah fulfills a dua, I will give sadaqah…

Oaths | October 21, 2015 7:51 pm
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If one makes a vow to not speak to someone (faasiq) and then accidentally does so, do they still have to offer expiation?
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If a person makes a vow of doing some night adhkar forever then can he pays kaffara yemeen and finish the vow. The vow wasnt conditioned like, “if this happens then I ll always do night adhkaar always.”