You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I need to cancel my reservation because my friend marriage has been cancelled. Can you please help me in cancelling?

ASSISTANT: Sure, may I know your name please?

USER: Jessica Smith is my name.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. Sorry, no reservation found with your name.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us.

USER: Thanks for your information.