You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Due to sudden demise of my Great grandfather, I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, I will help you with that. May I know your name?

USER: Sure, I am Angela Parker.

ASSISTANT: Please wait for a couple of minutes.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: Ok, Thank you for your service.

ASSISTANT: Thank you for opting us.