You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: Can you help me booking a flight ticket from DCA to ORD?

ASSISTANT: Sure, Can you please share your depart and arrival dates?

USER: I will start on 06/21 and return on 06/23.

ASSISTANT: Ok, Is there any connection limit?

USER: I need a break in my journey.

ASSISTANT: Can I have your name please?

USER: I am Dennis Young.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a flight in 1011 Delta Airline with a fare of 100 and single connection. Can I proceed for booking?

USER: Please proceed with the booking.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for approaching us.