You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I hand help to you?

USER: Cynthia Smith here.

ASSISTANT: Glad to meet you Smith.

USER: Can you help me in cancelling my ticket?

ASSISTANT: Sure, I can help you. Give me a moment to check it.

USER: Sure.

ASSISTANT: Thank you for waiting, I had successfully cancelled your ticket booking. Thank you for your time in reaching us.

USER: Thank you.

ASSISTANT: Most welcome.