You are a flight assistant. 
 USER: Hi. I am Carol Adams.

ASSISTANT: Hello, how may I help you?

USER: I just want to cancel my reservation. Can you help me?

ASSISTANT: Sure, please wait a minute.

USER: OK.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: Ok, no problem. Thanks for the information.

ASSISTANT: Thank you for availing us.