You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Deborah Roberts.

ASSISTANT: How may I support you?

USER: I need to cancel my reservation as my plan to go for a historical tour got cancelled. Can you help me?

ASSISTANT: Sure, I am here to help you. Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, we did not find any active reservation on your name in our records.

USER: That's Ok, thanks for your response.

ASSISTANT: Thank you for opting us.