You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a ticket from ORD to CLT? As I'm planning to visit Charlotte.

ASSISTANT: Sure, I am here to help you for this. When are you planning your trip?

USER: Sure, my planned departure and return travel dates are 15th and 17th of May.

ASSISTANT: Is there any connection limit?

USER: I need single connected flight.

ASSISTANT: Do you have any other specifications regarding your journey?

USER: No.

ASSISTANT: May I know your name please?

USER: My name is Donald Thompson.

ASSISTANT: As per your data, there is a flight with Delta Airlines and the ticket fare is 200. Would you like me to make the booking now?

USER: That's ok, proceed for booking.

ASSISTANT: Your ticket is reserved in economy class with the flight-1013. Your depart time is 15:00 hours and again your arrival time is 14:00 hours.

USER: Thank you so much for your help.

ASSISTANT: You are most welcome.