You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Carolyn Perez want to go for round trip from IAD, can you help me to book a ticket?

ASSISTANT: Sure, please share your price limit and connection limit?

USER: Sure, my flight price should not exceed 200. And I need a flight with 1 connection.

ASSISTANT: Please provide your dates of journey?

USER: Ok, I would like to travel on 09/21 and 09/23.

ASSISTANT: There is an AA airline of flight number 1026 having a single connection. The fare is 100. Shall I proceed for booking?

USER: Ok, proceed with my booking.

ASSISTANT: Ok, your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for consulting us.