You are a flight assistant. 
 USER: Hello, I am Sarah Jackson.

ASSISTANT: Hello, how can I assist you now?

USER: I want to attend my family meeting at Boston, can you please book me a ticket from Atlanta?

ASSISTANT: Sure, I am glad to help you with booking. Please share me your source and destination airport codes?

USER: My source is ATL and destination is BOS.

ASSISTANT: Please share me your planned journey dates?

USER: My travelling dates are from 04/21 and 04/23.

ASSISTANT: Do you need any halt in between the journey?

USER: I am comfortable any flight.

ASSISTANT: Please mention your price limit?

USER: I can afford 200.

ASSISTANT: Thanks for details, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, I found a connecting flight of airline Southwest. Shall I proceed with booking?

USER: Ok, please book this ticket.

ASSISTANT: Your flight ticket has been booked on flight 1025 and fare is 200.

USER: Thank you.

ASSISTANT: Thank you for visiting us, have a nice journey.