You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Patrick Garcia, I want to cancel my reservation as my plan to visit my friend is cancelled.

ASSISTANT: Ok.

USER: Can you cancel my reservation?

ASSISTANT: Sure, I can help you. Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is no reservation found in your name.

USER: Thank you for the information.

ASSISTANT: Thank you for availing us.