Once the user has submitted the form, your controller should detect the additional query parameters (e.g. from /flights?departure_code=SFO&arrival_code=NYC&date=20131215&num_tickets=2) and should pull the flights which match that criteria from your database through smart querying model methods.
Once the user has submitted the form, your controller should detect the additional query parameters (e.g. from /flights?departure_code=SFO&arrival_code=NYC&date=20131215&num_tickets=2) and should pull the flights which match that criteria from your database through smart querying model methods.