customer: Hello. I am Barbara Walker. 
 agent: Hello. How may I assist you? 
 customer: I need to cancel my recent reservation, as I am suddenly fallen sick. Please help me in cancelling? 
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 customer: Ok. 
 agent: I have found a reservation on your name. Shall I cancel it? 
 customer: Ok, please cancel it. 
 agent: Your reservation has been cancelled. 
 customer: Thank you for your help. 
 agent: Thank you for reaching us, have a good day.
agent: Sure, we are here to help you. Please, stay online. I will check the previous list and revert to you.