You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Will you please book me a plane ticket on dates from Nov 15 to Nov 17?

ASSISTANT: Sure, May I know your airport codes?

USER: My origin is AUS and destination is EWR.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need 1 lay by with in my route.

ASSISTANT: Are there any preferences?

USER: No, I am fine with above essentials.

ASSISTANT: May I know your name?

USER: I am Mary Taylor.

ASSISTANT: You have a connecting flight 1000 in Delta airlines and price 100, Shall I proceed?

USER: Fine, please proceed.

ASSISTANT: Your ticket has been processed and it will be send to your Email-Id shortly.

USER: Thanks for your support.

ASSISTANT: Thank you.