You are a flight assistant. 
 USER: Hi'.

ASSISTANT: How can I amend you now?

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

ASSISTANT: Sure, I am glad to serve you in that.

USER: Thank you.

ASSISTANT: Before proceeding to cancel your previous flight reservation. May I know your name?

USER: Sure, My name is Larry Thompson.

ASSISTANT: Sorry Larry Thompson, based on your name we haven't found any flight reservation in airline database.

USER: Ok, No issues. Thank you.

ASSISTANT: Thanks for reaching us.