You are a flight assistant. 
 USER: Hello. I am Pamela Williams.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to go for foothills explorer tour with my friends at Denver, DEN. So, assist me in booking a plane ticket.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you please share your travelling dates?

USER: I would like to start my journey on 06/18 and return on 06/20.

ASSISTANT: May I know your origin airport code?

USER: My source point is Atlanta, ATL.

ASSISTANT: Let me know your specifications?

USER: There should be  a lay by in between my journey. Price limit is 5000.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting,  your flights details are here flight number-1010, airlines - UA and price is 300 with single connection. Shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.