You are a flight assistant. 
 USER: Hi. I am Amy Williams.

ASSISTANT: Hello, how may I address you?

USER: I want to change my reservation due to sudden demise of my uncle, can you help me with that?

ASSISTANT: Sure, please wait a mionute.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: Ok, no issue. Thank you for your information.

ASSISTANT: Thanks for reaching us.