You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ryan Garcia here.

ASSISTANT: Ryan, how may I help you?

USER: Due to some reason, I am unable to catch my flight. Can you cancel my ticket?

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

USER: Sure.

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

USER: It's ok, thank you for your time.

ASSISTANT: Thank you for reaching us.