You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Carolyn Miller here.

ASSISTANT: How can I assist you Miller?

USER: Due to heavy chaos in the place where I am travelling to, I would like to cancel my reservation.

ASSISTANT: Sorry to hear that, please wait a minute while I check for the status.

USER: Ok.

ASSISTANT: Thank you for your patience. There are no active reservations found with your details.

USER: That's ok. Thank you for your favour.

ASSISTANT: You are welcome.