You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you please aid me to change my recent reservation as my business meeting is cancelled?

ASSISTANT: Sure, may I know the name to check for the status?

USER: Sure, the name on the ticket is Daniel Smith.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Thank you for waiting. Here, there is no active reservation have been found under your name in our database to amend it.

USER: That's fine, not an issue. Thank you for your valuable time for checking.

ASSISTANT: Thank you for reaching us.