You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Due to sudden demise of my Great grand father, I just want to cancel my recent reservation. Can you please aid me with cancellation?

ASSISTANT: Sure, I will aid you with that. May I know your name for further process?

USER: Sure, please check my reservation on the name of Carol Rodriguez.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is no previous reservation available under your name.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thank you for reaching us.