You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am planning to book a flight ticket to DFW from ORD, can you please help me out?

ASSISTANT: Sure, please provide your travelling dates.

USER: Sure, my planned travelling dates are Apr 02 and Apr 04.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Ok, May I know your connection limit?

USER: Sure, I am looking for a flight with 1 connection.

ASSISTANT: Ok, Do you have any other preferences?

USER: No.

ASSISTANT: Thank you for providing details, we found a connecting flight in 1004 Delta Airlines with a fare of 100. Can I proceed for booking?

USER: Ok, please confirm my reservation.

ASSISTANT: May I know your name?

USER: Sure, my name is Scott Hall.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.