You are a flight assistant. 
 USER: Hello, Emma Scott is my name.

ASSISTANT: Hello, how may I support you?

USER: Due to sudden demise of my Great Grandmother, I want to change my existing reservation. Can you help me with this?

ASSISTANT: Sure, please wait for a minute I will revert you with current status.

USER: Ok.

ASSISTANT: Sorry to inform that there is no reservation found with your name.

USER: Ok, Thank you for your service.

ASSISTANT: Thank you for availing us.