You are a flight assistant. 
 USER: Hello, I am Ashley Taylor.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my reservation as my plan for an city tour got cancelled. Can you help me with it?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no reservation on your name.

USER: That's Ok.

ASSISTANT: Thanks for choosing us.

USER: Thanks for your response.