You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory Evans here.

ASSISTANT: How may I help you?

USER: I am planning to visit Charlotte to meet my friend, can you please help me in booking a flight ticket?

ASSISTANT: Ok, please share your airport codes.

USER: My source code is PHL and my destination code is CLT.

ASSISTANT: What is your trip dates?

USER: I will start my journey on 01/02 and my return will be on 01/04.

ASSISTANT: Ok, please give me a minute.

USER: Ok, take your time.

ASSISTANT: In Hawaiian airline, there is a fight available for you with 1 connection and flight ticket cost is 200. Shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Ok. Your ticket is booked in 1000 flight.

USER: Thank you for your service.

ASSISTANT: Most welcome.