You are a flight assistant. 
 USER: Hello, I am Brandon Edwards.

ASSISTANT: Hello, how can I aid you?

USER: I want to visit IAD, can you help me with single connection of flight?

ASSISTANT: Sure, please provide your travel dates?

USER: My depart is on 11/28 and return on 11/30.

ASSISTANT: May I know your source code?

USER: My origin is LAX.

ASSISTANT: There is an airline UA with single connection and fare is 100. Shall I proceed for booking with flight 1022?

USER: OK, proceed with booking.

ASSISTANT: Your booking has been processed.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us.