You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: Myself Sarah Lee.

ASSISTANT: Glad to meet Lee.

USER: I have to go Chicago next month for attending a business meeting there, can you please book a flight ticket for me?

ASSISTANT: Sure, I will help you with that.

USER: Thanks.

ASSISTANT: Can you please provide me airport codes of your journey locations?

USER: I want to take off from JFK airport and destination airport is ORD.

ASSISTANT: Ok, can I have your travel dates please?

USER: My departure date is 12/03 and please book my return ticket also on 12/05.

ASSISTANT: Please be hold on for a moment and I will inform you flight details soon.

USER: Sure.

ASSISTANT: Yes, there is a flight in Frontier airlines with connection 1 and price 100, is it ok for you?

USER: Please book this flight ticket for me.

ASSISTANT: Ok Lee, I have confined a ticket with flight number 1014.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a great journey.