There are some common methods that you can use to start a conversation in an unusual situation. First, observe your surroundings. Do not use the same phrases you use when you first met someone. Observe objects and people in your surroundings. Observe what makes each of them unique.
Notice things in your environment
One way to start a conversation is to notice things in your environment. This is an easy way to spark a conversation in an unfamiliar situation. You can also point to something related to the topic of conversation. For example, you can point to a flower. It is a common topic that most people find interesting, and you will likely be able to spark a conversation.