Our Calling working to get homeless people in Dallas out of the 'life-threatening' cold weather Our Calling working to get homeless people in Dallas out of the ‘life-threatening’ cold weather Our Calling is working with the city of Dallas to get people experiencing homelessness off the streets and into the Kay Bailey Hutchison Convention Center, or hotels and shelters. DALLAS - Our Calling is working with the city of Dallas to get people experiencing homelessness off the streets and into the Kay Bailey Hutchison Convention Center, or hotels and shelters. "So, I’ve been working with the homeless in downtown for over 20 years, and we have not had this kind of weather since the last time the Super Bowl was here," said Pastor Wayne Walker, with Our Calling.