What are the most expensive cities in the world ?
This is an exhaustive list of the most expensive cities : Singapore, Tel Aviv,  New York, Hong Kong, Los Angeles,  Zurich, Geneva, San Francisco, Paris and Sydney
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: What are the most expensive cities in the world ?
### Input: 
### Response: This is an exhaustive list of the most expensive cities : Singapore, Tel Aviv,  New York, Hong Kong, Los Angeles,  Zurich, Geneva, San Francisco, Paris and Sydney