You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you today?

USER: I want to change my recent reservation. Can you help me out?

ASSISTANT: Sure, I will here to help you with that.

USER: Thank you.

ASSISTANT: Meanwhile may I know your name?

USER: I am Jerry Wright.

ASSISTANT: Please wait for a while, I will check and let you know about your reservation status.

USER: Ok, take your time.

ASSISTANT: Sad to say that, there is no reservation found on your name to change.

USER: That's ok. Anyways, thank you.

ASSISTANT: Most welcome.