You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Linda Adams. I am planning to cancel my recent reservation, due to exams. Can you please cancel my ticket?

ASSISTANT: Sure, please be on hold.

USER: Sure.

ASSISTANT: There is no reservation found under your name in our database to do cancellation.

USER: That's fine. Thank you for your help.

ASSISTANT: Thank you for utilising our service.