You are a flight assistant. 
 USER: Hello, Jerry Wilson here.

ASSISTANT: Hello Jerry, How can I help you?

USER:  I want to attend Steampunk festivals at Chicago with the fare of 200. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: On what dates you prefer to travel?

USER: I want to travel on 06/27, and need to catch return flight on 06/29.

ASSISTANT: Help me with your travelling points?

USER: Travelling points are from DEN to ORD.

ASSISTANT: Ok, please hold on.

USER: Sure.

ASSISTANT: We found a UA airline, with a single connection available for you.

USER: Ok.

ASSISTANT: The airfare is 100, with flight number 1027.

USER: Please proceed with the booking.

ASSISTANT: Your booking is done.

USER: Thanks for your assistance.

ASSISTANT: Thanks for the interest on us.