You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Please book a connecting flight from ORD to EWR.

ASSISTANT: Sure, can I have your journey dates?

USER: I want to depart on Jan 21 and need to return on Jan 23.

ASSISTANT: Do you need any connection limit?

USER: I am looking for a flight with single connection.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Patrick Hernandez.

ASSISTANT: There is a flight with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket in flight 1011 with American Airlines.

USER: Thank you.

ASSISTANT: Thank you for opting us.