You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Timothy Martin. My family tour trip got postponed, so I want to cancel my reservation. So please help me in the cancellation.

ASSISTANT: Sure, we are here to help you. Please wait a minute, I will check the reservation list and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, No reservation was found on your name.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.