You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me to book a flight ticket from ORD to ATL?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 16 and 18 of Nov.

ASSISTANT: May I know your name?

USER: I am Susan Nelson.

ASSISTANT: Any specifications needed?

USER: No.

ASSISTANT:  There is a flight with one connection and the price is 100 in Delta Airlines, can I proceed with the reservation?

USER: Please proceed.

ASSISTANT:  Your ticket has been reserved with the flight number 1008.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching our service.