You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to travel in a business class flight, can you please make a reservation for me?

ASSISTANT: Sure, Can you please share your travelling airport codes?

USER: Thank you, I want to travel from AUS to ORD.

ASSISTANT: On which dates you want me to book your tickets?

USER: I am planning to departure on Dec 10 and please book my return ticket on Dec 12.

ASSISTANT: Ok, may I know your name?

USER: Sure, my name is Jennifer Thomas.

ASSISTANT: Do you have any specification?

USER: I need a connecting flight for my journey.

ASSISTANT: We found a flight 1007 in Delta airlines with 1 stopover and it costs you 100. Can I proceed?

USER: I am ok with this flight, you can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe flight.

USER: Welcome.