customer: Hello, I am Jack Adams. 
 agent: Hello, how may I serve you today? 
 customer: Due to sudden change in the dates of summit which was going to be held in the place.So I want to cancel my recent reservation.Can you please help me? 
 agent: Sure, I am happy to help you. Please stand by I will revert you. 
 customer: Ok. 
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 customer: Thank you for your service. 
 agent: Thank you for reaching us, have a great day ahead.
agent: Thank you for your time, no reservation found with your name.