You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I am Benjamin Brown want to visit SFO, can you book a ticket from ORD?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, my travelling dates will be 03/20 and 03/22.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok.

ASSISTANT: There is a direct flight with ticket fare 200 in Hawaiian airlines. Is it ok for you?

USER: Ok, proceed with my booking.

ASSISTANT: Your booking is confirmed with flight number 1002.

USER: Thank you.

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