You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Rachel Allen here.

ASSISTANT: How may I help you?

USER: I want to change my reservation due to heavy cyclone in my location. Can you help me?

ASSISTANT: Sure, please wait for a moment to check your details.

USER: Sure, I will wait for your reply.

ASSISTANT: No reservation found on your name.

USER: Not an issue, thank you for assisting me.

ASSISTANT: Sorry for inconvenience. Thank you for choosing us.