You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Welcome to ABC airline agency. How can I assist you today?

USER: I just came to know that the place which I would like to travel has effected by Tsunami , so, please cancel my reservation.

ASSISTANT: Ok, May I know your name please?

USER: Search under the name of Christine Thompson.

ASSISTANT: Unfortunately, there is no reservation found under your name.

USER: It's alright, no problem with that. Anyways, thank you for your hand help in finding.

ASSISTANT: Welcome, have a great day.

USER: Thank you.