You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Lisa Adams.

ASSISTANT: How may I guide you today?

USER: Please find a reservation of me to cancel it.

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait for a minute, I will get back to you.

USER: Sure.

ASSISTANT: I cancelled your ticket successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.