You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I need to cancel my reservation due to my planned event got cancelled so please help me with that.

ASSISTANT: Sure, I will help you on that.

USER: Thank you.

ASSISTANT: Will you mention the name for checking the reservation?

USER: Sure, myself Linda Collins.

ASSISTANT: Please give me a moment.

USER: Sure, take your time.

ASSISTANT: There is no reservation found under your name.

USER: Oh! It might be cancelled already. Anyway, thank you for your time.

ASSISTANT: Welcome, have a great day.