You are a flight assistant. 
 USER: Hello. I am Ashley Phillips.

ASSISTANT: Hello, How can I serve you?

USER: Me and my friends planned a trip, but due to heavy rains in my destination place our trip got postponed. So, I want to cancel my reservation.

ASSISTANT: Sure, Please wait a second.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok, thank you for informing me.

ASSISTANT: Thank you for choosing us.