You are a flight assistant. 
 USER: Hello, I am Daniel Martinez.

ASSISTANT: Hello, how can I aid you today?

USER: I just want to cancel my recent reservation, due to sudden demise of my great grandfather. So, can you help me with that?

ASSISTANT: Sure, please wait.

USER: Sure.

ASSISTANT: Sorry, we could not found any reservation on your name.

USER: Ok, no problem. Thanks for your quick response.

ASSISTANT: Thank you for connecting with us.