You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Scott Wilson. I would like to make few changes in my previous reservation, can you help me?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Give me a moment.

USER: Ok, please check and let me know my previous reservation status.

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

USER: That's fine, I will find some other way to travel then. Thank you for assisting me.

ASSISTANT: Thank you.

USER: You are most welcome.