You are a flight assistant. 
 USER: Hello, I am Ryan Robinson.

ASSISTANT: Hello, how may I provide service to you?

USER: Due to bad weather my exams got cancelled. I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name in the database.

USER: Not an issue, thank you.

ASSISTANT: Thank you for choosing us, have a pleasant day.