Utilize the input text as a context reference, choose the right relationship between 'Kenya Airways' and 'Nairobi' from the options.
Options: subsidiary, location of formation, director/manager, founded by

The news will not only be welcome to Kenyan hoteliers and locals dependent on tourist beach trade but also to other travellers who will no longer be stuck with the only option of flying from London to Nairobi on expensive British or Kenya Airways flights.
location of formation