How to automatically assign approval to S2 if S1 is not approving/available

Summary:

How to automatically assign approval to S2 if S1 is not approving/available and S2 is not added or part of approval hierarchy.

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Hi,

Our requirement is to assign any learn related approval to S2 of requestor (employee) if S1 is not approving it upto specific no of day or S1 is not available. Also, S2 is not part of approval hierarchy set up in rule and this should only work when S1 is not approving it till specified no. of days.

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