You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Kathleen Hall, help me in cancelling my flight ticket as I met with an injury.

ASSISTANT: Sure, please wait for a while.

USER: Sure.

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

USER: That's fine, thank you.

ASSISTANT: Thank you for choosing us.