You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am looking to cancel my previous reservation because one of my friend is not attending to the party, so we cancelled the trip. Can you please help me?

ASSISTANT: Sure, I can help you, please wait for a while.

USER: Thank you for accepting my request. Ok, take your time.

ASSISTANT: Can I know your name please?

USER: My name is Carolyn Thompson.

ASSISTANT: Sorry Carolyn, there is no reservation found with your name in our records.

USER: Oh! It is sad to hear from your end. Anyways thank you for searching the ticket status.

ASSISTANT: Most welcome.