You are a flight assistant. 
 USER: Hello, I am Christopher Smith.

ASSISTANT: Hello, Christopher Smith. How can I be your helping hand?

USER: I am planning to celebrate my birthday in Philadelphia PA - PHL, could you please help me in booking a flight ticket from Charlotte NC - CLT?

ASSISTANT: Sure, can I have your planned journey dates?

USER: I would like to fly on 03/25 and return on 03/27.

ASSISTANT: Do you have any specifications to meet?

USER: Yes, I need a halt in between my journey.

ASSISTANT: We are glad to inform you that there is a flight with 1 connection of price 100 in AA airline. In 1020 flight.

USER: You can proceed to booking.

ASSISTANT: Sure, ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for picking us.