You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I address you?

USER: Due to sudden demise of my uncle, I want to cancel my reservation. Can you please help me with that?

ASSISTANT: Sure, I will help you with it.

USER: Thank you.

ASSISTANT: May I know your good name to check the reservation status?

USER: Sure, my name is Margaret Gonzalez.

ASSISTANT: Please wait. I will get back to you after checking.

USER: Ok.

ASSISTANT: Thanks for your time. There was no reservation found on your name in airline data.

USER: No issue, thank you for your information.

ASSISTANT: Thank you for choosing our service.