You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Benjamin Young. I am planning to visit a Willis Tower in Chicago, so please book a connecting flight for me.

ASSISTANT:            Sure, may I know your travelling dates?

USER: I will start on 03/01, return on 03/03.

ASSISTANT: Ok, please share your journey codes for further process.

USER: My source and destination airport codes are CA - SFO, IL - ORD.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1023 and airline Southwest at a price of 100 with 1 connection.

USER: You can proceed to booking.

ASSISTANT: Shall I Proceed? Sure, your booking is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.