You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Michael King.

ASSISTANT: How can I assist you today?

USER: Can you please cancel my recent reservation?

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We did not find any reservation on your given name in our data.

USER: Ok, No issues.

ASSISTANT: Thank you for choosing us.

USER: Thank you.