You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Eric Edwards.

ASSISTANT: How may I serve you?

USER: Please help me with changing my reservation.

ASSISTANT: Sure, I will help you. Please, wait a while.

USER: Ok.

ASSISTANT: Thank you for being patience. There is a no reservation found on your name.

USER: Fine, thanks for the information.

ASSISTANT: Thank you for reaching us.