You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to visit Charlotte, can you please book me a ticket from ORD to CLT?

ASSISTANT: Sure, let me know your trip dates?

USER: My preferable journey dates are Jan 09 and Jan 11.

ASSISTANT: May I know your connection limit?

USER: I prefer connecting flight.

ASSISTANT: Is there any class preference?

USER: I prefer economy class for this trip.

ASSISTANT: Do you have any other specifications?

USER: I prefer normal cost airlines.

ASSISTANT: Can I know your name?

USER: My name is Andrew Allen.

ASSISTANT: We found a connecting flight 1005 in Delta airline with fare 200 and class is economy. Shall I proceed?

USER: That's ok for me. Please reserve my ticket in this flight.

ASSISTANT: Your booking has been reserved.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us.