You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me to book a flight from ORD?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates are 10/17 and 10/19.

ASSISTANT: Ok, may I know your destination code?

USER: My preferred destination airport code is ATL.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Ok, there is a flight 1005 in Hawaiian airline matching your details with price 100. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: May I know your name to book the ticket?

USER: My name is Carolyn Martin.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome.