Update readme with an example.

README.md

@@ -43,6 +43,18 @@ def load_model(model_name):
     return model, tokenizer
 
 model, tokenizer = load_model('vagmi/squeal')
+
+prompt = "<s>[INST] Output SQL for the given table structure \n \
+  CREATE TABLE votes (contestant_number VARCHAR, num_votes int); \
+  CREATE TABLE contestants (contestant_number VARCHAR, contestant_name VARCHAR); \
+  What is the contestant number and name of the contestant who got least votes?[/INST]"
+pipe = pipeline(task="text-generation", 
+                model=model, 
+                tokenizer=tokenizer, 
+                max_length=200,
+                device_map='auto', )
+result = pipe(prompt)
+print(result[0]['generated_text'][len(prompt):-1])
 ```
 
 ## How I built it?