You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Melissa Hill. I want to cancel my recent reservation due to sudden demise of my grand father. Can you please help me with the cancellation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the information.