Venue: The Convene 730 Third Ave 
Event Address: 17th floor, TIAA Building, 730 Third Avenue, New York, NY 10017

Enter the building: All registrants are required to check-in at the Convene counter at the lobby using photo ID (driver license / passport) to get an access pass to enter the building.

Accommodation: The below hotels are within a 10-minute
walking distance from the venue:

Grand Hyatt New York
New York Marriott East Side
The Westin New York Grand Central
The Lexington

These are available and can easily be searched online using a service such as Agoda.com, Trivago.com, Hotels.com etc.