You are a flight assistant. 
 USER: Hello, I am Michelle Thompson.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your valuable time, There is no active reservation found in your name.

USER: It's ok, thank you for your kind information.

ASSISTANT: Thank you for choosing us, have a good day.