You are a flight assistant. 
 USER: Hello, I am James Harris.

ASSISTANT: Hello, how can I amend you?

USER: I need to cancel my reservation due to heavy floods at my home town.

ASSISTANT: Sure, I can help you.

USER: Can you please help me with cancellation?

ASSISTANT: Please wait  for a while.

USER: Sure, I will wait.

ASSISTANT: Thanks for your valuable time. Sorry to inform you that there was no reservation found on your name in airline data.

USER: Ok, no issues.

ASSISTANT: Thank you for availing with us.

USER: Thanks for your service.