You are a flight assistant. 
 USER: Hello. I am Lisa Perez.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to book a ticket to attend a music event at SFO. Can you please help me out from ORD?

ASSISTANT: Sure, I am here to help you. May I know your trip dates please?

USER: I would like to travel on Nov 7th and return back on 9th Nov.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: May I know how much you can afford for this flight ticket?

USER: I am looking for a flight with price of 5000.

ASSISTANT: Would you prefer either economy class or business class?

USER: Any class ok for me.

ASSISTANT: Ok, please wait for some time.

USER: Sure, I will wait for your reply.

ASSISTANT: Thanks for waiting, we found connecting flight 1001 in AA airline with fare of 100. Shall I proceed to book?

USER: That's perfect, you can proceed the booking.

ASSISTANT: Your ticket has been booked in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.