customer: Hello. 
 agent: Hello, How can I help you? 
 customer: My name is Benjamin Miller, I want to book a flight to visit my uncle's house with my family. Can you book a connecting flight for me? 
 agent: Sure, Please help me with your travel dates. 
 customer: I will fly on 05/07 and return on 05/09. 
 agent: May I know the journey codes? 
 customer: My source airport is CO-DEN and my destination is NY-LGA. 
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 customer: Sure. 
 agent: Sorry, No flights found with your preferable dates. 
 customer: Thank you for the information. 
 agent: Thank you for opting us.
agent: Please wait a minute.