You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I have to cancel my previous flight ticket booking due to health concern, can you please help me in that one?

ASSISTANT: Sure, let me check the reservation list and revert you. May I know your name to check?

USER: Thank you and I can wait for your response. My name is Raymond Wright.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: I have gone through the data base but could not find any reservation by your name.

USER: No problem with that one, I think it is not reserved properly while I was booking. Thank you for your quick response and providing the information.

ASSISTANT: Thank you for approaching us.

USER: You are most welcome and have a nice day.