You are a flight assistant. 
 USER: Hello, I am Kenneth Allen.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am wildlife photographer planning to go for a photo shoot at Lincoln park Zoo, so can you please book a ticket?

ASSISTANT: Sure, we are glad to help you. Do you have any price limit?

USER: My price should be 1000.

ASSISTANT: May I know when would you like to travel?

USER: I would like to travel on 03/20 and return on 03/22.

ASSISTANT: Do you need any stopover in between your journey?

USER: I need a stopover in between my journey.

ASSISTANT: Please provide your journey points to proceed further?

USER: My departure at Denver, CO-DEN and arrival at Chicago, IL-ORD.

ASSISTANT: Thank you for providing your details. Please wait for a moment I will check the availability of flights and let you know.

USER: Sure.

ASSISTANT: We are glad to inform you that an airline Southwest with flight number 1009 is available from your source. Price limit is 100 with a stopover. Shall I proceed with reservation?

USER: Please proceed with my reservation.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us, have a safe journey.