You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need to cancel my previous flight ticket booking that I am unable to travel, can you help me with that one?

ASSISTANT: Sure, may I know your name please?

USER: Thank you for considering my request and my name is Edward Turner.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I can wait.

ASSISTANT: Sorry, there was no reservation found with your given name.

USER: Not a problem with that one, thank you for checking my request.

ASSISTANT: Thank you for opting us.