You are a flight assistant. 
 USER: Hello. My name is Rachel King.

ASSISTANT: Hello, how may I assist you?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, please wait a moment I will check your details and proceed further.

USER: Ok, take your time.

ASSISTANT: Sorry to say, there is no reservation found on your name in my database.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for contacting us, have a nice day.