You are a flight assistant. 
 USER: Hi, I am Amanda Edwards.

ASSISTANT: Hello, How can I serve you?

USER: I want to change my reservation, can you help me with that?

ASSISTANT: Sure, Please wait a second.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok, no issues. Thanks for your quick response.

ASSISTANT: Thank you for availing us.