You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to go Chicago in this last month, can you please book a flight ticket from DEN to ORD?

ASSISTANT: May I know your name please?

USER: Sure, my name is Samantha Roberts.

ASSISTANT: Can you please tell your travelling locations? Please tell your travelling dates.

USER: I am already mentioned my location names, please check once. My departure date is 09/30 and please book my return ticket also on 10/02.

ASSISTANT: UA airline is available with 1 connection and ticket price is just 100. Shall I proceed with it?

USER: I am ok with this flight, please proceed.

ASSISTANT: Your reservation is confirmed with flight 1004.

USER: Thank you for your service.

ASSISTANT: Thank you and have a nice day.