I will see, if I can make it somehow, but it looks even more difficult now. In the meantime it turned out that I should meet a future doctorals student of Ajarn Boike in Chiang Mai on 29.
So probably I cannot leave Chiang Mai on 29, but on 30th.
Would it be an option for you to meet me at the airport, or ist that too much trouble for you? I dont know, if it is comfortable for you to come there and come home afterwards, maybe with BTS? I should be there around 6.00 pm and have then time until maybe 7.30, before I have to go to the gate.
Lets keep in touch
Otto