You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be of your help?

USER: I want to book a flight ticket to attend an event from IL. Can you help me?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT:  What dates would you like me to book a flight ticket for you?

USER: 09/04 and 09/06 are my travelling dates.

ASSISTANT: Do you need a lay by in between your journey?

USER: I need  a break.

ASSISTANT: Can I know from where would you like to take off and land on?

USER: ORD and BOS are my airport codes.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: To proceed further, can I have your name please?

USER: Sure, Cynthia Lee.

ASSISTANT: Ok, please wait a moment I'll search best flight for you.

USER: Ok.

ASSISTANT: Ok, there is an AA airline with flight number 1001 leaving from ORD on Sept 4th with 1 stop over in the midway and the estimate is 100.

USER: That's Perfect, You can reserve it for me.

ASSISTANT: Your request for making reservation has been processed.

USER: Thank you for reaching us.

ASSISTANT:  Thank you for choosing us, hope you are satisfied with the service.