You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from PHL to OAK, Can you please help me for booking?

ASSISTANT: Sure, please share your journey dates?

USER: I would like to travel on 12/08 to return on 12/10.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your good name?

USER: Elizabeth Clark here.

ASSISTANT: We found a flight in American airlines, flight number is 1007 with single connection and price is 100 economy class. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.