You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Nicole Williams. I want to book a ticket Chicago to meet my cousin on his birthday, can you please help me?

ASSISTANT: Sure, how much you can afford for this journey?

USER: I can afford only 5000.

ASSISTANT: Kindly mention your airport codes.

USER: Airport codes are Orlando, MCO to Chicago, ORD.

ASSISTANT: Please share me your ravel dates.

USER: Travel dates are  depart on 12/31 and arrival on 01/02.

ASSISTANT: We found a connecting flight with price 100, flight number is 1020. Shall I go with booking for Delta airlines?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thanks for choosing us to serve you.