You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in cancelling my recent reservation, as my exam got cancelled.

ASSISTANT:  Can you please let me know your name for further proceeding?

USER: Sure, myself, Joshua Davis.

ASSISTANT: Thank you. Please be online for a while. I will check your reservation status and get back to you.

USER: Ok.

ASSISTANT: I am sorry to say you that there is no reservation found under your name in our database.

USER: Ok, no issues, thank you for checking.

ASSISTANT: Welcome Joshua Davis.