You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. May I know, with which service I can serve you today?

USER: I want to cancel my reservation. Can you help me with that?

ASSISTANT: Sure, I can help you with that.

USER: Thank you.

ASSISTANT: Please provide your name, to proceed further?

USER: I am Richard Garcia.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry Richard Garcia, there is no active reservation on your name to cancel it.

USER: Ok, Thanks for the information.

ASSISTANT: Thanks for choosing us.