customer: Hi,. I am Katherine Moore. 
 agent: Hello, how may I help you? 
 customer: I need your help for booking my flight ticket from BOS to LGA to attend my mum's birthday. Make sure I need a direct flight. 
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 customer: 04/03 to 04/05. 
 agent: OK, please stand by. 
 customer: Sure. 
 agent: Thank you, sorry no flights were found based on your details. 
 customer: Ok. Thank you for your service. 
 agent: Thank you for reaching us, have a nice day.
agent: Ok, may I know on which dates you want to travel there?