Blue Origin Launches Fourth Commercial Space Flight

The video covers the launch and successful liftoff of New Shepherd with its fourth human flight crew. Mission Control confirms the spacecraft has cleared the tower and is on its way to space. The video also captures the safe return and touchdown of the crew capsule, with astronaut Gary Lai and the rest of the crew expressing their happiness upon landing.

Who is astronaut Gary Lai and what is his significance in this mission?

What can be inferred about the crew's return based on the sounds mentioned?