customer: Hi. 
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 customer:  I have to do some modification in my previous flight ticket booking that there is a sudden event held at my home town, so I am unable to travel the trip. can you please help me out with changing of my reservation? 
 agent: Sure, I can change your reservation right now. Before that I need to know your good name please? 
 customer: Stephen Carter here. 
 agent:  Thank you. Please stay online for a while, I will check your reservation status and let you know. 
 customer: Ok. 
 agent: Sorry to say that, there is no active reservation found on your name. 
 customer: That's ok, thank you for your help. 
 agent: Thank you for opting us.
agent: Hello, what services are you seeking from us?