You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you at present?

USER: I am Dorothy Clark. Can you please help me to book a ticket from ORD to DTW to meet my old friends?

ASSISTANT: Sure, Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, when do you want to depart and return?

USER: I would like to depart on 10/21 and return on 10/23.

ASSISTANT: Ok, Is there any class preferences?

USER: No, I am comfortable with any class.

ASSISTANT: Ok, please standby.

USER: Ok.

ASSISTANT: Thank you for waiting, There is a flight found in 1012 Southwest plane with a fare of 100.

USER: Ok. Please book this ticket.

ASSISTANT: Sure, your ticket has been booked with a halt of economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.