customer: Hello. 
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 customer: I am Edward Baker. I am planning to visit a Chicago from AUS to ORD. Can you find a flight ticket for me? 
 agent: Sure, I am happy to help you. Can I know your travelling dates? 
 customer: Ok, my itinerary dates are on 10/05 and 10/07. 
 agent: Ok, I will search the flight and then I will get back to you. 
 customer: Ok, make sure that the connection limit 0. 
 agent: Sorry to inform you, there is no flight available with the connection limit 0 in this route. 
 customer: It's ok, thank you for searching. 
 agent: You are welcome. Thank you for reaching us.
agent: Hello, how may I help you?