You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: Can you please cancel my reservation, due to heavy rains?

ASSISTANT: Sure, could I have your name please?

USER: My name is Barbara Williams.

ASSISTANT: Ok, please allow me a moment.

USER: Sure.

ASSISTANT: I have found your reservation and I cancelled it.

USER: Ok, thank you for cancelling my reservation.

ASSISTANT: You are welcome, have a great day.