You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Lisa Lopez.

ASSISTANT: How may I amend you today?

USER: I need to book a flight ticket from ORD to JFK, can you please help me for booking?

ASSISTANT: Sure, I am here to help you. May I have your travelling dates?

USER: I would like to travel on 04/14 to return on 04/16.

ASSISTANT: Ok. Do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok. Please wait for sometime, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for your time, you have a Delta airline run on your route. May I continue to book with flight 1012?

USER: Ok, proceed for booking.

ASSISTANT: Your reservation is done. Thank you for reaching us, Have a nice day.

USER: Thanks for your information.