You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What type of help you are looking for?

USER: I am suffering with typhoid fever, so I am unable to travel to my old office to attend the meeting, can you help in cancelling my ticket?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: Sure, my name is Brenda Collins.

ASSISTANT: There is no reservation found for the user name which you have given, thank you for reaching us.

USER: It's alright, thank you for your information.

ASSISTANT: You are most welcome.