You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: Timothy Scott here.

ASSISTANT: How may I help you now?

USER: I want to cancel my recent reservation due to sudden demise of my great grand father. Can you help me in this?

ASSISTANT: Sure, I am here to help you. Please, wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting.

USER: My pleasure.

ASSISTANT: I am sorry to inform you that, there is no reservation found on your name to proceed for cancellation.

USER: Not a problem, thank you.

ASSISTANT: Thank you for reaching us.