As you have asked about the facilities of the guest house in Indian Institute of Technology (IIT) Bombay for booking, I am giving you information about it, check below for the details

Accommodation at IIT Bombay guest House:

Jalvihar Guest House

Facilities at Jalvihar:

Double bedded rooms: 24
Suites: 2
Two dining halls
Computer Kiosk
Guest Safe (Locker)
Conference hall on ground floor (U Type layout with 50 seats )
Seminar hall on 2nd floor (Class-room type layout with 40 seats )

Vanvihar Guest House

Facilities at Vanvihar:
Double bedded rooms: 50
Computer Kiosk
Guest Safe (Locker)
Seminar hall on ground floor (Class-room type layout with 40 seats )

Contact:
Jalvihar Guest House
Indian Institute of Technology Bombay
Powai, Mumbai – 400 076
Maharashtra, India
Contact Number & E-mail
Phone : +91-22-2576 8946
Fax : +91-22-2572 3480