Table:
text: Sydenham railway station (London)
Services
Services
Platform Frequency_per_hour Destination Service_Pattern Operator_ Line
1 4 Highbury & Islington All stations via Shoreditch High Street London Overground East London
1 4 Dalston Junction All stations via Shoreditch High Street London Overground East London
1 4 London Bridge All stations Southern Metro
2 4 Crystal Palace Next station London Overground East London
2 4 West Croydon All stations London Overground East London
2 2 London Victoria (Mon-Sat) All stations via Clapham Junction Southern Metro
2 2 Caterham (Mon-Sat) All stations via East Croydon Southern Metro
2 2 West Croydon (Peaks & Sun only) Fast to Norwood Junction Southern Metro

Question: Which line provides Fast to Norwood Junction at Sydenham Railway Station (London) ?

Question: How many frequency numbers are given for the nearest station service pattern between Sydenham (London) station?

Question: Who operates Sydenham (London) train station to destination Dalston Junction?