You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking from OAK to PHL?

ASSISTANT: Sure, may I know your trip dates?

USER: My travelling dates are from Sept 29 to Oct 1.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Any other requirements to be met?

USER: I need a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Anna Hill.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I want to return in the evening.

ASSISTANT: United airlines flight- 1029 of price 100 with direct flight in economy class matches your given details, shall I proceed?

USER: Ok, proceed.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.