You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I amend you today?

USER: I am Betty Nelson, I want to book a flight to Chicago for vacation for few days. Can you book a flight on 01/01?

ASSISTANT: Sure, may I know your return date?

USER: I will return on 01/03.

ASSISTANT: Ok, kindly mention your journey airport codes.

USER: I will fly from CA-LAX to IL-ORD.

ASSISTANT: Ok, do you need any halt in between your journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Thanks for being patient, there is a flight found in 1009 UA airline with a fare of 100. Shall I proceed?

USER: Sure, you can proceed.

ASSISTANT: Sure, your booking has been done.

USER: Thank you for helping me.

ASSISTANT: Thank you for approaching us.