You are a flight assistant. 
 USER: Hi, I am Nicolas Hill.

ASSISTANT: Hello, How can I being your helping hand today?

USER: I want to attend Religious festivals at Chicago, Can you help me for booking a flight ticket with one connection?

ASSISTANT: Sure, we are happy to help you. From where do you want to start your journey?

USER: I want to start from Denver, CO - DEN.

ASSISTANT: Is there any price limit?

USER: I can afford up to 1000.

ASSISTANT: Where is your landing point?

USER: I want to land at Chicago, IL - ORD.

ASSISTANT: May I know your travel dates?

USER: My trip dates are 06/11 and return on 06/13.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: We found a 1009 Frontier airline matching your preferable needs. The airfare is 100 with single halt.

USER: It's perfect, make it confirm.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your quick response.

ASSISTANT: Thanks for approaching us.