Question: Sabiha Gökçen International Airport serves as the hub for what airline headquartered in the Kurtköy area of Pendik, Istanbul?

full_context: Document 1: Soekarno–Hatta International Airport: Soekarno–Hatta International Airport (Indonesian: "Bandar Udara Internasional Soekarno–Hatta" ) (IATA: CGK, ICAO: WIII) , abbreviated SHIA or Soetta, is the primary airport serving the Greater Jakarta area on the island of Java in Indonesia. Named after the first president and vice-president of Indonesia, Soekarno and Mohammad Hatta, the airport is located at Benda, Tangerang, approximately 20 km northwest of central Jakarta. Due to its proximity to the neighbourhood of Cengkareng in West Jakarta, the airport is also known as Cengkareng Airport, with the assigned three-letter IATA designator "CGK". The airport is the busiest and the largest airport in Indonesia, as well as being the busiest in the southern hemisphere. According to air travel intelligence company OAG, the airport ranked as the 7th most connected airport in the world & ranked 1st as 'megahub' airport in Asia-Pacific region as per connectivity index, ahead of Japan's Tokyo Haneda Airport and Australia's Sydney Airport .
Document 2: Tailwind Airlines: Tailwind Airlines is a Turkish charter airline based in Istanbul whichs operates flights from its bases at Sabiha Gökçen International Airport and Antalya Airport.
Document 3: Turkish Airlines: Turkish Airlines (Turkish: "Türk Hava Yolları") () is the national flag carrier airline of Turkey, headquartered at the Turkish Airlines General Management Building on the grounds of Atatürk Airport in Yeşilköy, Bakırköy, Istanbul. s of 2017 , it operates scheduled services to 302 destinations in Europe, Asia, Africa, and the Americas, making it the fourth-largest carrier in the world by number of destinations. It serves more destinations non-stop from a single airport than any other airline in Europe. Turkish Airlines flies to 120 countries, more than any other airline. With an operational fleet of fourteen cargo aircraft, the airline's cargo division serves 64 destinations. Istanbul Atatürk Airport is its main base, and there are secondary hubs at Esenboğa International Airport, Sabiha Gökçen International Airport, and Adnan Menderes Airport. Turkish Airlines has been a member of the Star Alliance network since 1 April 2008.
Document 4: Benazir Bhutto International Airport: Benazir Bhutto International Airport (Urdu: ‎ , IATA: ISB, ICAO: OPRN ) is the third-largest airport in Pakistan, serving the capital Islamabad and its twin city Rawalpindi in the province of Punjab. Previously known as the Islamabad International Airport, it was renamed after the late Pakistani leader Benazir Bhutto by the then Prime Minister of Pakistan, Yusuf Raza Gillani on 21 June 2008. The airport is actually located outside Islamabad, in the area of Chaklala, Rawalpindi. Being the main airport for the Pakistani capital it often hosts officials and citizens from other nations. The airfield is shared with the transport and liaison squadrons of the Pakistan Air Force, which refers to it as PAF Base Nur Khan.
Document 5: Pegasus Airlines: Pegasus Airlines (Turkish: "Pegasus Hava Taşımacılığı A.Ş." ) is a Turkish low-cost airline headquartered in the Kurtköy area of Pendik, Istanbul with bases at several Turkish airports.
Document 6: Tuzla International Airport: Tuzla International Airport (Bosnian: "Međunarodni aerodrom Tuzla/Међународни аеродром Тузла" ); (IATA: TZL, ICAO: LQTZ) is an airport near Tuzla, Bosnia and Herzegovina. Tuzla International Airport is second largest airport in Bosnia and Herzegovina, right after Sarajevo International Airport. The airport is known as a low cost airline hub of Bosnia and Herzegovina, since it's used by people from Bosnia, the diaspora and travelers from neighboring countries Croatia and Serbia. The airport is a civilian airport and a military airbase.
Document 7: Sabiha Gökçen International Airport: Sabiha Gökçen International Airport (IATA: SAW, ICAO: LTFJ) is one of the two international airports serving Istanbul, the largest city in Turkey, the other being Atatürk Airport. Located 35 km southeast of central Istanbul, Sabiha Gökçen is on the Asian side of the bi-continental city and serves as the hub for Pegasus Airlines as well as a base for Turkish Airlines and Borajet. The facility is named after Sabiha Gökçen, the first female combat pilot in Turkey and adoptive daughter of Mustafa Kemal Atatürk, the founding President of the Republic of Turkey.
Document 8: Pakistan International Airlines: Pakistan International Airlines (Urdu: ‎ ) commonly known as PIA (Urdu: ‎ ) is the national flag carrier of Pakistan. Its main hub is Karachi while Lahore and Islamabad are its secondary hubs.
Document 9: Turkish Technic: Turkish Technic (Turkish Airlines Maintenance Center), is the maintenance, repair and overhaul (MRO) center of Turkish Airlines. Third party airlines are also served. Turkish Technic is headquartered at Istanbul Ataturk International Airport (IST) on the European side of Istanbul. However, a new complex built at Sabiha Gökçen International Airport (SAW) on the Asian (Anatolia) side of Istanbul, formerly named Turkish Habom (Habom being short for "aviation MRO"), is poised to become the main center of operations.
Document 10: Istanbul Atatürk Airport: Istanbul Atatürk Airport (IATA: IST, ICAO: LTBA) (Turkish: "İstanbul Atatürk Havalimanı" ) is the main international airport serving Istanbul, and the biggest airport in Turkey by total number of passengers, destinations served and aircraft movements. Opened in 1924 in Yeşilköy, on the European side of the city, it is located 24 km west of the city centre and serves as the main hub for Turkish Airlines. The city's other, smaller, international airport is Sabiha Gökçen International Airport. As of February 2017, 273 destinations are served from Istanbul-Atatürk, making it the airport with the second-most destinations worldwide after Frankfurt Airport.
Document 11: 2015 Sabiha Gökçen Airport bombing: The Sabiha Gökçen Airport bombing took place on 23 December 2015 in the apron area of Sabiha Gökçen International Airport in İstanbul, Turkey. The explosion, which occurred at approximately 02:05 local time, wounded two airport cleaners, one of whom later died after being taken to hospital. Flights from the terminal resumed as normal while Binali Yıldırım, the Minister of Transport, Maritime and Communication, claimed that there had been no security lapses at the airport. Witnesses initially claimed that they heard three successive blasts, though their cause was unknown and investigators refused to rule out terrorism as a motive. The "Daily Telegraph" claimed that the blast was most likely caused by a bomb.
Document 12: Aegean Airlines: Aegean Airlines S.A. (Greek: Αεροπορία Αιγαίου Ανώνυμη Αεροπορική Εταιρεία , "Aeroporía Aigíou Anónime Etairía" ] ; ) is the largest Greek airline by total number of passengers carried, by number of destinations served and by fleet size. A Star Alliance member since June 2010, it operates scheduled and charter services from Athens and Thessaloniki to other major Greek destinations as well as to a number of European and Middle Eastern destinations. Its main hubs are Athens International Airport in Athens, Thessaloniki International Airport in Thessaloniki and Larnaca International Airport in Cyprus. It also uses other Greek airports as bases, some of which are seasonal. It has its head office in Kifisia, a suburb of Athens. Although the airline is the largest airline in Greece, it is not a flag carrier.
Document 13: Incirlik Air Base: Incirlik Air Base (Turkish: "İncirlik Hava Üssü" ) (IATA: UAB, ICAO: LTAG) is a Turkish air base of slightly more than 3320 ac (1335 ha), located in the İncirlik quarter of the city of Adana, Turkey. The base is within an urban area of 1.7 million people, 10 km east of the city core, and 32 km inland from the Mediterranean Sea. The United States Air Force and the Turkish Air Force are the primary users of the air base, although it is also used by the Royal Air Force and by Royal Saudi Air Force. Also, the base is the home of the 74th Anti-aircraft Artillery Regiment (Patriot Unit) of the Spanish Army
Document 14: MyCargo Airlines: MyCargo Airlines, legally incorporated and formerly named "ACT Airlines" (Turkish: "ACT Havayollari"), is a Turkish cargo airline based in the Ekinci Residence Building Level 7, in Kurtköy, Istanbul, Turkey. It operates international scheduled and charter air cargo services, as well as wet and dry lease services. Its main base is Sabiha Gökçen International Airport, Istanbul. The airline's European hub is based at Liege Airport in Belgium.
Document 15: Esenboğa International Airport: Ankara Esenboğa Airport (IATA: ESB, ICAO: LTAC) (Turkish: "Ankara Esenboğa Havalimanı" ), is the international airport of Ankara, the capital city of Turkey. It has been operating since 1955. In 2014, the airport has served more than 11 million passengers in total, 4.9 million of which were domestic passengers. It ranked 4th in terms of total passenger traffic (after Ataturk Airport, Antalya Airport and Sabiha Gökçen Airport), 3rd in terms of domestic passenger traffic (after Ataturk Airport and Sabiha Gökçen Airport) among airports in Turkey.
ground_truth: Pegasus Airlines