You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my reservation due to heavy rain so, can you please help me in cancellation of my ticket?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name please to check the reservation list?

USER: Sure, My name is Andrew Johnson.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, but there is no reservation found on your name.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: Thank you for availing us.