You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to book a flight ticket to ORD from CLT, can you please help me out?

ASSISTANT: Can I know your travelling dates?

USER: Sure, my planned travelling dates are Aug 15 and Aug 17.

ASSISTANT: Do you have any preference?

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: Let me know your name.

USER: Sure, my name is Nicholas Robinson.

ASSISTANT: Ticket is found with airline Delta for price 100 having flight number 1011.

USER: Ok, please proceed.

ASSISTANT: Ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you.