For power users, you can force specific fare classes/connections/combinations etc. regular sites won't. You can create some zany things for example, getting United to sell you an American connection. Ticketing it may require an actual travel agent though.
For power users, you can force specific fare classes/connections/combinations etc. regular sites won't. You can create some zany things for example, getting United to sell you an American connection. Ticketing it may require an actual travel agent though.