You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Timothy Thompson and I just want to cancel my recent reservation due to my exams got cancelled. Can you help me with this?

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT:  Sorry, no reservation found on your name.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you, have a nice day.