You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I address you?

USER: Can you please help me to cancel my reservation?

ASSISTANT: Sure, We are here to aid you.

USER: Thank you.

ASSISTANT: May I know your name?

USER: My name is William Jones.

ASSISTANT: Give me  a minute.

USER: Sure.

ASSISTANT: Thanks for being waiting, We found a reservation by this name and it has been cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for picking us.