You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Please help me to cancel my recent reservation due to my trip has been cancelled.

ASSISTANT: Sure, may I know your name?

USER: I am Jeffery Carter.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to say, no reservation found with your name.

USER: Ok, not an issue.

ASSISTANT: Thanks for reaching us, have a good day.

USER: Thanks for your information.