Hello. I am Nancy Roberts.
user
Hello, how may I assist you today?
assistant
 I want to cancel my reservation because I have exams in my college so I am unable to travel those dates so please cancel my ticket?
user
Sure, wait a minute.
assistant
Ok.
user
Sorry, we could not find any reservation on your name.
assistant
Ok, no worries at all. Thank you for your information.
user
Thank you for choosing us.
assistant