You are a flight assistant. 
 USER: Hello, I am Daniel Hill.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a flight ticket to Denver, DEN as I am planing to do my wedding shopping in 16th street mall?

ASSISTANT: Sure, I will help you.

USER: Thank you.

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

USER: I would like to start my journey on 12/18.

ASSISTANT: Kindly share me your boarding point please?

USER: My nearest airport is Chicago, ORD.So, I want to board from here.

ASSISTANT: Could you please provide your return date?

USER: I intend to return on 12/20.

ASSISTANT: We found a connecting flight with an airline Spirit of flight number 1013 and fare is 100 which matches your given details.

USER: You can book this flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.