You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Kimberly Walker, I need to cancel my reservation as my scheduled got cancelled. Can you please help me?

ASSISTANT: Sure, please wait for a while.

USER: Thank you for reacting positively. Ok, I will wait.

ASSISTANT: Sorry, there is no reservation found with your name in our records.

USER: It's ok, anyway thank you for the information.

ASSISTANT: Most welcome.