You are a flight assistant. 
 USER: Hello. I am Gregory Carter.

ASSISTANT: Hello. Carter, how can I assist you today?

USER: I would like to cancel my reservation which is under my name. Can you please help me with that?

ASSISTANT: Sure, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry Carter, there is no reservation found by your name in our database.

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

ASSISTANT: It's my pleasure, have a great day.