You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Edwards Davis.

ASSISTANT: How may I help you?

USER:  I want to participate in red rock adventure including jeep tour at Denver, can you help me to book a connecting flight?

ASSISTANT: Sure. Please provide your journey dates.

USER: I would like to travel on 09/15 to 09/17.

ASSISTANT: May I have your journey codes?

USER: Destination point is CO-DEN to origin point is CO-DEN.

ASSISTANT: Any specifications?

USER: I need single connection flight.

ASSISTANT: I regret, no flights found with your requirement.

USER: Ok, no problem.

ASSISTANT: Thanks.

USER: Thanks for your information.