You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I serve you today?

USER: I am Karen Evans. Please, cancel my earlier reservation due sudden demise of my grand father.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait for few minutes, I will check with your reservation status.

USER: Sure.

ASSISTANT: There is no recent reservation found on your name.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.