You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Cynthia Martin. Due to heavy rainfall in MSP, I want to cancel my reservation.

ASSISTANT: Give me a moment, let me check your details.

USER: Sure.

ASSISTANT: Sorry Martin, I didn't found any reservation basis on your details.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.