You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you now?

USER: I am planning to visit Oakland, will you help me in booking the flight ticket from PHL to OAK?

ASSISTANT: Sure, we are here to help you with booking. May I know your good name?

USER: Myself Paul Hill.

ASSISTANT: Do you want direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Please mention your planned journey dates?

USER: My preferable journey dates Feb 20 and Feb 22.

ASSISTANT: Do you have any other requirement?

USER: No, thank you for asking.

ASSISTANT: I found a connecting flight 1021 of airline Frontier, fare is 100 and class is economy. Shall I proceed with booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.