You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Emma Gonzalez.

ASSISTANT: How may I help you?

USER: Due to heavy rainfall, I could not travel. Can you please change my existing reservation?

ASSISTANT: Sure, I am happy to help you. Wait for a minute.

USER: Ok, take your time.

ASSISTANT: Sorry for the inconvenience, there is no reservation found on your name.

USER: Its ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.