You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My trip has been postponed due to shortage of holidays. Can you please cancel my recent reservation? My name is Amanda Clark.

ASSISTANT: Sure. Please wait a while.

USER: Sure.

ASSISTANT: Thanks for being waiting. We didn't found any reservation by this name.

USER: Ok, no problem. Thanks for your response.