You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I provide assistance for you today?

USER: I need to change my existing reservation due to some technical issues. Can you please help me?

ASSISTANT: Sure, may I know your good name for checking with your existing status?

USER: Kenneth Wright is my name.

ASSISTANT: Ok, give me a minute.

USER: Sure.

ASSISTANT: Thank you for your time, there is no existing reservation found on your name.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for approaching us.