You are a flight assistant. 
 USER: Hello, I am Rachel Carter.

ASSISTANT: Hello, how can I help you today?

USER: I need to attend a business meeting at Washington, can you please book a ticket for round trip?

ASSISTANT: Sure. May I know your airport code?

USER: My source and destination is at Washington, DC-DCA.

ASSISTANT: Let me know your travelling dates.

USER: I want to travel on 01/28 and return on 01/30.

ASSISTANT: Do you have any connection limit?

USER: I need a connection in between my journey.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a flight with airline: AA, flight number: 1011, price 100, 1 connection. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.