You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for today?

USER: I'm Eric Harris.

ASSISTANT: Ok.

USER:  I am planning to travels from SFO to ORD for a business meeting, can you please help me with booking a flight ticket?

ASSISTANT: Sure, I am happy to help you. May I know the planned dates of your journey?

USER: Sure, my departure date is on 06/15 and the return date is on 06/17.

ASSISTANT: Ok, please wait for a while.

USER: Sure, please make sure that the price limit should not exceed 200.

ASSISTANT: Based on your requirement there is a flight 1017 in Southwest airline has the price 100.Can I proceed?

USER: Yes, please.

ASSISTANT: Your ticket has been booked, have a safe journey.

USER: Thank you for your help.

ASSISTANT: You are welcome.