You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Due to sudden rainfall at my source, I want to cancel my recent reservation. Can you please cancel my reservation?

ASSISTANT: Sure, let me know your name to cancel it.

USER: Sure, I am Thomas Adams.

ASSISTANT: Thanks for your name, please be on hold.

USER: Sure.

ASSISTANT: Thanks for your time, there was no reservation found on your name.

USER: Ok. Thank you for your service.

ASSISTANT: Thank you for choosing us.