Are you not interpreting the "and they do not accept alternative transportation or travel credits offered" clause to mean that the customers have a choice to ta

Are you not interpreting the "and they do not accept alternative transportation or travel credits offered" clause to mean that the customers have a choice to take the refund? The wording definitely implies that customers may be offered alternative transportation or travel credits, but that they have the right to not accept those, and take a refund instead.