You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I assist you the best?

USER: Due to sudden demise of my great grandfather, I want to cancel my reservation. Can you please help me out?

ASSISTANT: Sorry for the sad news, I will help you with that. On what name do I need to check the reservation?

USER: Please check the reservation on the name of Steven Williams.

ASSISTANT: Ok, please be on hold.

USER: Ok.

ASSISTANT: Sorry to say that, we did not find any reservation on your name to cancel it.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for approaching us.