You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My interview got cancelled, so I want to reschedule my itinerary dates.

ASSISTANT: Sure, I will help you with that. May I know your name please?

USER: Timothy Hall here.

ASSISTANT: Sorry to say you Timothy Hall, there is no reservation found on your name to change your reservation.

USER: It's ok, thank you.

ASSISTANT: Thank you for choosing our agency, have a nice day.