You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I want to book a flight ticket to Denver, CO - DEN to submit my research record at Denver University.

ASSISTANT: Ok.

USER: Will you help me in booking a direct flight?

ASSISTANT: Sure, we are euphoric to help you.

USER: Thanks.

ASSISTANT: May I know your trip dates?

USER: Sure, my travelling dates are from 06/17 to 06/19.

ASSISTANT: Kindly help me with your landing point?

USER: My Boarding is from Las Vegas, NV - LAS.

ASSISTANT: On whose name I have to reserve the flight?

USER: I need a connecting flight on the name of Jack Scott.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, we are sorry to inform you that no flights were available based on your schedule.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for availing us, have a blissful day.