You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Gonzalez.

ASSISTANT: George, how may I render you?

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

ASSISTANT: Sure, please give me a moment to check your ticket status.

USER: Sure.

ASSISTANT: Sorry, no reservation is available by your name.

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

ASSISTANT: Thank you for choosing us.