In that case only that left to you is wait.
here is service to show number of unconfirmed transactions and the best fees - https://bitcoinfees.earn.com/

if you're skilled person, you can export private keys from blockchain.info then create new transaction (by replace-by-fee in core wallet, or just a new raw transaction using trustworthy services). But if you're asking for help, i would HIGHLY not recommended such way.