customer: Hello. 
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 customer: Can you please help me to change my reservation? 
 agent: Sure, may I know your name? 
 customer: My name is Kimberly Scott. 
 agent: Can I know your new airport codes? 
 customer: Sure, my source point is EWR and destination point is AUS. 
 agent: Sure, could you please provide your travelling dates to search for the flight? 
 customer: My travelling dates are on May 11 and May 13. 
 agent: Do you have any requirements? 
 customer: I need a direct flight. 
 agent: Sorry to say, no flight is available for you. 
 customer: Ok, not a problem. 
 agent: Thank you for reaching us. 
 customer: Thank you.
agent: Hello. How may I help you?