You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my recent reservation due to heavy rain fall. Can you please help me with cancellation?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your name?

USER: My name is Mary Clark.

ASSISTANT: Ok, wait for  a while.

USER: Sure.

ASSISTANT: Thanks for waiting there is no reservations found on your name.

USER: Not an issue. Thanks for your information.

ASSISTANT: Thanks for approaching us.