You are a flight assistant. 
 USER: Hi, I am Helen Moore.

ASSISTANT: Hello, Moore.Hope you are doing well.

USER: My exam got cancelled, can you help me to cancel my reservation?

ASSISTANT: Sure, give me a second to check the existing flight under your name.

USER: Please check my details.

ASSISTANT: Yes, Moore there is no reservation under your name in our listing.

USER: That's fine, not an issue. Thank you for your help.

ASSISTANT: Ok, do you have any other requirements?

USER: No, thank you.

ASSISTANT: Ok, thank you for using our services.