customer: Hi, my name is Larry King. 
 agent: Hello, how may I assist you? 
 customer: I would like to go to Las Angeles to enjoy Private helicopter tour over long beach and L.A with my friends. Can you make a reservation with fare 500? 
 agent: Sure, on what dates you have planned this tour? 
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 agent: Ok, could you please mention your airport codes? 
 customer: Sure, I am heading towards LAX from BOS. 
 agent: Sorry to say, no flights were found for your details. 
 customer: Ok, no worries. Thanks for serving. 
 agent: Thanks for choosing us, have a good day.
customer: I am planning for 07/19 and 07/21.