You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: I would like to cancel my reservation as I am leaving for delegates meet, can you please help me out?

ASSISTANT: Sure, can I have your good name please to check your reservation status?

USER: Jessica Clark here.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry Jessica Clark, no reservation has found  under your name to cancel.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for choosing us.