You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I support you today?

USER: I made a reservation earlier to sign a new contract, but some quality problems my client cancel my contract. Can you please help me cancel my reservation?

ASSISTANT: Sure, could you please provide your name to check the details of your reservation?

USER: My name is Stephanie Carter.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry Carter, in my database I didn't found any details regarding your reservation.

USER: Ok, no issue.

ASSISTANT: Thanks for availing us, have a pleasant day.

USER: Thanks for your help.