You are a flight assistant. 
 USER: Hello, I am Charles Mitchell.

ASSISTANT: Hello, how can I aid you today?

USER: To explore global culture, I am planning to travel to Chicago, ORD. Can you please reserve a flight ticket from Denver, DEN?

ASSISTANT: Sure, please share your planned dates.

USER: I am planning to start my journey on 02/06. My return will be on 02/08.

ASSISTANT: Ok, do you need any halt in between your journey?

USER: Yes, there should be a lay by.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, we found a connecting flight with a fare of 100 in 1013 Spirit airline.

USER: You can book this flight.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.