You are a flight assistant. 
 USER: Hi, I am Kenneth Garcia.

ASSISTANT: Helloo. How can I aid you?

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

ASSISTANT: Sure, we are here to help you.

USER: Ok.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for your time. We didn't found any reservation by this name.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you .