customer: Hello. 
 agent: Hello. How may I aid you? 
 customer: I am planning to book a flight ticket to LGA from BOS, can you please help me out? 
 agent: Ok, may I know your trip dates? 
 customer: Sure, my planned travelling dates are June 27 and June 29. 
 agent: Let me know your connection limit. 
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 agent: Any other concern? 
 customer: My return time must be in afternoon. 
 agent: May I know your name? 
 customer: Sure, my name is Shirley Carter. 
 agent: Sorry, no flight is running on your route. 
 customer: It's ok, thank you for the information. 
 agent: Thanks for reaching us.
customer: Yes, I am looking for a flight with 1 connection.