You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you?

USER: Due to health issue I cannot attend my business meeting. Can you help me to cancel my recent reservation?

ASSISTANT: Sure, I am here to help you. Can you help me with you name to check your details?

USER: Sure, my name is Carolyn Rodriguez.

ASSISTANT: No reservation found on your name, sorry for inconvenience.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us, hope we will get an opportunity to serve you in future. Welcome.