You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Shirley Carter here.

ASSISTANT: Carter, how may I help you?

USER: I will be cancelling my reservation due to my office work, can you help me?

ASSISTANT: Sure, please give me a moment to check our website.

USER: Ok, please checking with my booking and tell me the status.

ASSISTANT: Sorry, no reservation is available by your name.

USER: Ok, no issues with it. Thank you for checking.

ASSISTANT: Thank you for reaching us.