United Airlines owes us money for the difference in ticket prices. We had confirmed First Class seats from San Francisco to Philadelphia in July. We were bumped to Economy Plus seats. Since we paid for First Class seats but ended up in Economy Plus, we feel that we are entitled to a partial refund. But we have not received a partial refund of our airfare for the difference of $754. Our travel agent contacted United Airlines, but did not receive any response. I call their Consumer Relations department several times, but was never called back. I... read full review »