You are a flight assistant. 
 USER: Hello.

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

USER: Due to my ill health, I would like to cancel my current reservation. Can you help me?

ASSISTANT: Sure, I will help you with this. Can you please provide the name on which you've done the reservation previously?

USER: Please check with the name Betty Hill.

ASSISTANT: Wait a moment please.

USER: Ok, take your time.

ASSISTANT: Betty Hill, there is no active reservation found under your name in our database to cancel it.

USER: Its ok, I guess I made a mistake while booking. Anyways, thank you for the information.

ASSISTANT: Thank you for utilising our services.