You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Could you please help me to cancel my recent reservation due to cancel of my trip?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you please provide your name to check for earlier reservation?

USER: My name is Richard Miller.

ASSISTANT: Please, wait for a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, I did not find any reservation on your name to cancel.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for approaching us.