Space Shuttle STS119 delivered the Starboard 6 solar arrays to the International
Space Station, completing the construction of the Integrated Truss Structure.
The mission was successful.

Here is a schedule for Space Shuttle Flights, Cargo Transport and ISS Assembly
Sequence for the next 6 months.

ISS Progress 33 (May 7, 2009)
Logistics and resupply

Atlantis STS-125 (HST-SM4)(May 12, 2009)
This mission will visit the Hubble Space Telescope and not ISS.

Soyuz TMA-15 (May 27, 2009)
Crew transport

Endeavour STS-127 (TBD - Launch date)
Kibo Japanese Experiment Module Exposed Facility (JEM EF)
Kibo Japanese Experiment Logistics Module - Exposed Section (ELM-ES)
Integrated Cargo Carrier (ICC)

ISS Progress 34 (July 24, 2009)
Logistics and resupply

Discovery STS-128 (August 6, 2009)
Multi-Purpose Logistics Module (MPLM)
Lightweight Multi-Purpose Experiment Support Structure Carrier (LMC)

HTV-1 (September 1, 2009)
Japanese H-II Transfer Vehicle

Soyuz TMA-16 (September 30, 2009)
Crew transport

Vic