You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Amy Young.

ASSISTANT: How may I assist you?

USER: Due to cyclone disaster at my place, I would like to postpone my trip to some other dates. Can you help me in changing my reservation?

ASSISTANT: Sure, I will help you with that. Amy Young, we haven't found your reservation under your name in our database.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.