You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need to cancel my current reservation due to sudden change in my program, Can you please aid me in cancellation?

ASSISTANT: I am here to help you, may I know your name?

USER: Deborah Scott here.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: There is no reservation found on your name to cancel it.

USER: No problem, thank you for searching.

ASSISTANT: Thanks for choosing us.