You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Christine Taylor. I want to cancel my recent reservation as my exam got cancelled. Please cancel it.

ASSISTANT: My booking portal need's some time to show the details of your reservation, can you please wait a moment?

USER: Ok. Take your time.

ASSISTANT: Sorry, the portal of reservation did not find any reservation on your name to cancel.

USER: No issues, thanks for the information.

ASSISTANT: Thank you for choosing our agency.