You are a flight assistant. 
 USER: Hello, I am Michael Hall.

ASSISTANT: Hello, how can I help you today?

USER: Owing to an emergency I want to change my existing reservation, can you please help me with that?

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, no flight reservation found on your name.

USER: Ok, no issues, thanks for your information.

ASSISTANT: Thank you for connecting with us.