You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how may I oblige you today?

USER: I need to cancel my reservation, which is done recently. Can you please help me out?

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Meanwhile could you share your name?

USER: Sure, myself Justin Robinson.

ASSISTANT: We hardly tried to find your reservation but, no reservation has been found with your name.

USER: Not a big problem, anyway, thank you for the information.

ASSISTANT: Your welcome.

USER: Thank you for searching.