Looking for a room during my stay in Tuebingen for summer internship at FML-MPI (May-July, 2019)

I am a summer intern at Friedrich-Miescher Laboratory (Max-Planck Society) from May-July, 2019. I am currently a student at IISER Kolkata, India.

I am looking for an accommodation option (confirm as soon as possible) for my stay.
It will be very nice if you can offer me an offer for two guests, as another friend of mine will be travelling from India (student at IISER Mohali), also for internship purpose, during similar time.

Please respond to me immediately if you have an option that I can avail.

Thanks in advance,
With kind regards,
Diptatanu Das.