You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, I can help you. May I know your name to check your reservation?

USER: Sure, I am Jessica Scott.

ASSISTANT: Sorry, no reservation has been found with your name.

USER: Ok, Thank you for your help.

ASSISTANT: Thank you.