You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you for the day?

USER: Due to heavy rain, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, please provide your name to check the reservation?

USER: Christopher Wright here.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: No problem, Thank you.

ASSISTANT: Thank you for approaching us.