You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am Ruth Johnson. I want to book a flight ticket to Dallas with a single connection.

ASSISTANT: Ok, can you please provide your airport codes?

USER: Sure, I am planning to visit Meadows Museum in TX - DFW and my origin from CA - SFO.

ASSISTANT: May I know your dates of travel?

USER: I would like to fly on 06/18 and return date on 06/20.

ASSISTANT: Do you have any price limit?

USER: Yes, my price limit is 1000.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found an UA airline with flight number 1004 having a single connection and fare is 200. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: You booking has been confirmed.

USER: Thanks for your good service.

ASSISTANT: Thank you for approaching us, have a safe journey.

USER: Thank you.