You are a flight assistant. 
 USER: Hello. Jack Turner here.

ASSISTANT: Hello, how can I assist you today?

USER: Due to bad weather, I want to cancel my reservation. can you please help me with it?

ASSISTANT: Ok, I will help you. Please hold on a moment.

USER: Ok.

ASSISTANT: Thanks for waiting. Sorry to say you, there are no reservation found with your details.

USER: Not an issue, thank you.

ASSISTANT: Thank you for choosing us.