You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am Kimberly Campbell. I am planning to attend music concert at DEN, can you please help me with booking a flight ticket from OAK?

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

USER: Sure, I would like to depart on Mar 17 and return on Mar 19.

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

USER: Yes, I need a halt in between the journey.

ASSISTANT: Ok, Is there any class preferences?

USER: I am comfortable with any class.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, we found a connecting flight in 1009 Southwest plane with a fare of 100. Can I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Sure, your ticket has been booked in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.