customer: Hello. I am Helen Wright. 
 agent: Hello, how may I render you today? 
 customer: I am planning to attend music concert at ORD, can you please help me with booking a flight ticket from EWR? 
 agent: Sure, when you are planning to make your journey? 
 customer: Sure, I would like to take off on Sept 8 and return on Sept 10. 
 agent: Please let me know your connection limit. 
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 agent: Do you prefer any class in your journey? 
 customer: No, but I would like to return during evening time. 
 agent: Is there any  more specifications? 
 customer: No. 
 agent: Sorry we did not find any flights matching your specifications. 
 customer: Ok, no issues. Thank you for checking. 
 agent: Thank you for opting us. 
 customer: You are welcome.
customer: I need a flight with 1 connection.