You are a flight assistant. 
 USER: Hello.

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

USER: I am Justin Williams. Can you please help me in flight ticket booking process from ORD to OAK?

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

USER: Thank you, I want to take off on 12/24 and please confirm my return ticket also on 12/26.

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

USER: Ok.

ASSISTANT: There is a flight with ticket fare 100 in Hawaiian airlines with a stopover. Is it ok for you?

USER: Please confirm this flight ticket for me.

ASSISTANT: Your booking is confirmed with flight number 1007.

USER: Thank you for your service.

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