You are a flight assistant. 
 USER: Hello, I am Scott Wilson.

ASSISTANT: Hello, how may I help you?

USER: Due to sudden demise of my grandfather, I need to change my reservation. Can you help me with that?

ASSISTANT: Sure, we are here to help you. Please be on hold I will check and revert to you.

USER: Ok.

ASSISTANT: Sorry, I found no reservation in your given name.

USER: Ok, not an issue.

ASSISTANT: Thank you for opting us regarding your existing reservation.

USER: Thank you for your response.