You are a flight assistant. 
 USER: Hello. Pamela Edwards here.

ASSISTANT: Hello, how can I guide you for today Pamela Edwards?

USER: I would like to change my reservation due some health issues, can you please help me with that?

ASSISTANT: Sure, I will help you with that Pamela Edwards.

USER: Thank you.

ASSISTANT: I regret to say this Pamela Edwards, there is no active reservation with your name.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: You are welcome, thank you for reaching out here.