You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. I am here to assist you, may I know your concern?

USER: My final exam dates are postponed, can you please help me for changing the existing reservation?

ASSISTANT: Ok, I will change your reservation once I find it in the reservation records. Can I know your name to check?

USER: Sure, my name is Amanda Baker.

ASSISTANT: Sorry Amanda Baker, as per our records there is no reservation been done on your name.

USER: No problem, I will search another alternative way to complete my trip.

ASSISTANT: Ok, thank you for consulting our agency.

USER: Thank you for your information.