You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Benjamin Hill. I want to book a ticket from PHL to OAK, can you help me?

ASSISTANT: Sure, let me know your journey dates?

USER: My travel dates are Nov 29 and Dec 01.

ASSISTANT: Do you need any specifications?

USER: I want to travel in normal cost airline.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: We found a Delta airline with the ticket fare of 100 and a halt in between the journey. Shall I proceed?

USER: You can book it.

ASSISTANT: Your ticket has been confirmed by flight number 1002 and an economy class.

USER: Thank you for booking.

ASSISTANT: Thanks for choosing us.