You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I want to book a flight ticket to Denver, to meet my superior, can you help me in that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I am willing to start on 06/21, and return on 06/23.

ASSISTANT: May I know your good name?

USER: Dennis Walker, is my name.

ASSISTANT: Can you help me with your airport codes?

USER: Origin is Minneapolis, MSP and destination is Denver, DEN.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1009 JetBlue airlines with 2 connections with price 100. Shall I proceed with the booking?

USER: Can you please check it with a single connection?

ASSISTANT: Sorry, we found no single connection flights.

USER: That's ok, proceed with flight 1009.

ASSISTANT: Your, booking has been confirmed.

USER: Ok, Thanks for your assistance.

ASSISTANT: Thank you for reaching us.