You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, I am gleeful to help you with that.

USER: Thanks for helping me.

ASSISTANT: Can you please tell me your name?

USER: My name is Virginia Baker.

ASSISTANT: Sorry, no reservation found on your name.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for choosing us.