You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Jacob Roberts this side, I am having urgent work on the day when I booked the ticket, can you help me to cancel my ticket?

ASSISTANT: Sure, please give me a moment to check your ticket details in our database.

USER: Ok, take your time.

ASSISTANT: Jacob, your ticket is cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.