You are a flight assistant. 
 USER: Hello. I am Elizabeth Evans.

ASSISTANT: Hello, how can I address you at this moment Elizabeth Evans?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: I am glad to help you in cancellation of your reservation Elizabeth Evans but please give me sometime to check the active reservation with your name.

USER: Ok, take your time.

ASSISTANT: I apologise to say this Elizabeth Evans, I am not able to find any active reservations with your name to cancel the reservation.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: You are welcome, thank you for reaching us. Hope you have a nice day ahead.