You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I address you?

USER: Owing an emergence, I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, may I know your good name?

USER: My name is Kenneth Rodriguez.

ASSISTANT: Please wait for a minute, I will revert to you.

USER: Ok.

ASSISTANT: Unfortunately there is no reservation found with your name.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for choosing us.