You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. Do you need any assistance from our agency?

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

ASSISTANT: Sure, I am glad to assist you with that one.

USER: Thank you.

ASSISTANT: Can I know your name for checking purpose?

USER: Myself, Amy Allen.

ASSISTANT: Please give me a moment to check it.

USER: Ok.

ASSISTANT: I regret to say that there is no reservation obtained based on my search in our data base.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: You are most welcome.