You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I am Jessica Baker. I want to cancel my recent reservation due to sudden change in my trip. Can you help me?

ASSISTANT: Sure, please wait for a moment.

USER: OK.

ASSISTANT: Thanks for waiting, no reservation found with your name to cancel.

USER: Not an issue. Thank you for the information.

ASSISTANT: Thanks for opting us.