customer: Hello. 
 agent: Hello. 
 customer: Carolyn Baker, here. 
 agent: Can you please tell me how can I assist you? 
 customer: Due to prepone of my exams I want to cancel my reservation. 
 agent: Ok, I can help you by cancelling your ticket and before that can you please tell me do you have any new reservation? 
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 agent: Sorry to say, no reservation found on your name to cancel. Thank you for reaching us. 
 customer: That's fine, thanks for helping me out.
customer: Sure. No I am not planning to go to travel.