You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Thomas Gonzalez here.

ASSISTANT: How may I help you?

USER: Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, I am happy to help you with the ticket cancellation.

USER: Thanks for that.

ASSISTANT: Ok, please wait a minute.

USER: Ok, I will wait.

ASSISTANT: I am happy to inform you, I have found your ticket reservation and cancelled the ticket successfully.

USER: Thanks for helping me.

ASSISTANT: You are welcome. Thank you for reaching us.