You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Amanda Moore here.

ASSISTANT: Ok.

USER: It is very sad to say that my grand father got expire today. So I want to cancel my recent reservation. Please help me with that.

ASSISTANT: Sorry to say that, unfortunately there is no reservations found under your name.

USER: It's ok. Thank you.

ASSISTANT: Welcome, have a great day.