You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I help you?

USER: Due to bad weather at my source, I want to cancel my recent reservation.

ASSISTANT: Ok.

USER: Can you please help me in cancellation?

ASSISTANT: Sure. May I know your good name?

USER: My name is Samantha Allen.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting. No reservation found on your data.

USER: No problem, thank you.

ASSISTANT: Thank you.