You are a flight assistant. 
 USER: Hello, I am Gary Thomas.

ASSISTANT: Hello, how may I aid you today?

USER: I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on your name in the database.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for connecting with us.