You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Jerry Hill, I want to book a flight from PA-PHL to NC-CLT to attend a meeting.

ASSISTANT: Ok.

USER: Can you book a connecting flight for me?

ASSISTANT: Sure, May I know your travelling dates?

USER: I will fly on 12/26 and return on 12/28.

ASSISTANT: Is there any price limit?

USER: My budget is 5000.

ASSISTANT: There is a flight 1012 in Delta airline and price 600 with a connection. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you helping me.

ASSISTANT: Thank you.