You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Betty Jackson on this end. I will be cancelling my reservation due to my health issues, can you please help me out?

ASSISTANT: Sure, I am happy to help you with cancelling your reservation.

USER: Ok, I will be waiting till you check with my reservation status.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Sure.

ASSISTANT: Sorry Betty Jackson, no reservation has found under your name to cancel.

USER: Oh! That's fine, thank you for checking anyways.

ASSISTANT: Thank you for choosing us, have a good day.

USER: Thank you for checking with availability.