You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you today?

USER: I want to cancel my ticket, as in my office there is a client review on the dates which I have planned to go for a tour previously. Can you aid me?

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: May I know on which name the ticket has been booked formerly?

USER: You can check the ticket existing on the name Laura Thomas.

ASSISTANT: Thank you for providing the necessary details, please wait for a while.

USER: You can take your time to check my ticket's details, I will be waiting online.

ASSISTANT: Sorry Laura, I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: No issues, I think it might have been cancelled by my colleagues along with their tickets. Anyways thank you for providing the necessary information.

ASSISTANT: Welcome, thank you for opting us.

USER: You are welcome.