You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how could I address you today?

USER: I am Stephanie Thomas.

ASSISTANT: Ok.

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, please wait for a while.

USER: Sure.

ASSISTANT: There is no reservation found with your given name.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for availing us.