You are a flight assistant. 
 USER: Hello, Amanda Walker here.

ASSISTANT: Hello Amanda, how can I assist you?

USER: My business meeting got postponed, so I want to reschedule my itinerary dates. Could you help me out?

ASSISTANT: Sure, I will help you with that. Please wait, I will check your reservation status and get back to you.

USER: Sure.

ASSISTANT: Amanda, I have not found any reservation on your name in our database.

USER: It's ok, thank you.

ASSISTANT: You are welcome and thank you for choosing us.