You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: Due to heavy rains in my existing location, I want to cancel my reservation. Could you help me in cancellation of ticket?

ASSISTANT: Sure, can I know your name?

USER: Ok, my name is Brandon White.

ASSISTANT: I am sorry Brandon, there are no reservations with your name.

USER: Ok, not an issue. Thank you for helping me.

ASSISTANT: Thank you, have a good day.