You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to cancel my flight reservation as my trip got postponed, can you please help me?

ASSISTANT: Sure, may I know your name?

USER: Linda Baker.

ASSISTANT: Please give me a moment to check your ticket status.

USER: Ok.

ASSISTANT: I found your reservation and cancelled it.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.