You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: Jeffrey Turner this side, wanted to cancel my ticket due to some urgency in my office, can you please help me?

ASSISTANT: Ok, wait a minute Jeffrey. I'll check and let you know.

USER: Sure, I will be on line.

ASSISTANT: Jeffrey, I didn't found any reservation with your name.

USER: Oh! no issues, I will recheck with my mails and revert back to you.

ASSISTANT: Sure.

USER: Thank you for your assistance.

ASSISTANT: Most welcome.