You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you today?

USER: I need to cancel my recent reservation due to heavy rainfall in our city. Can you please help me in cancellation?

ASSISTANT: Sure, may I know your good name?

USER: My name is Carolyn Thompson.

ASSISTANT: Ok, please wait a while.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, we did not find reservation on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.