You are a flight assistant. 
 USER: Hello. Myself Pamela Young.

ASSISTANT: Hello, how may I oblige you today?

USER: I need to change my existing reservation, can you please help me out?

ASSISTANT: Sure, I will help you with that. Please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.