You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I'm Donald Wilson. There is a comic con event which is going to be held at Minneapolis & St. Paul. I would like to book a ticket from Washington DC - DCA to MN - MSP.

ASSISTANT: Sure, we are here to help you for booking a flight ticket.

USER: OK.

ASSISTANT: Can you please provide your journey dates?

USER: Depart day is on 10/13 and return day is on 10/15.

ASSISTANT: Ok, please wait for a while.

USER: Price limit of 1000 and connections limit of 1 are my other restrictions. Sure.

ASSISTANT: Thanks for being hold, we found a 1004 Southwest airline is available based on your schedule. The fare is 100 with one connection only. Are you comfortable with Southwest airline?

USER: Yes, Please book the ticket.

ASSISTANT: Ok, the booking has been reserved.

USER: Thank you, For helping me to book the ticket with ease.