You can also have a long conversation with the stranger by asking about the likes they usually do during boredom which will create more interest to talk and thus will be beneficial for both of them to talk without shyness and any sort of discomfort, it will also create a sense of belongingness after getting to know each other eventually.
Therefore, these are some of the general points where you can be a master at conversations in talking to strangers.
When this feeling is created from both sides then automatically friendship begins and they get closer to each other in every possible manner; they tend to share their secrets, their thoughts, and other things freely and effectively.
Remember the name ChatBlink or you may get lost somewhere on the internet on a vast remote island.