You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you?

USER: I am Amanda Young. I wan to change my recent reservation as my tour with my cousin's has been postponed. Can you help me with it.

ASSISTANT: Sure, we are here to help you. Just wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no active reservation found on your name.

USER: Not an issue thank you for your response.

ASSISTANT: Thanks for contacting us, have a happy day.