You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in booking a flight ticket from EWR to ORD?

ASSISTANT: May I know your trip dates?

USER: I want to fly on Mar 15 and return on Mar 17.

ASSISTANT: Let me know your connection limit.

USER: I need a single connection.

ASSISTANT: Is there any other concern?

USER: No.

ASSISTANT: May I know your good name?

USER: Myself Mary Parker.

ASSISTANT: There is a connecting flight-1011 in economy class, is it fine for you?

USER: You can proceed to booking.

ASSISTANT: Ok, booking is done on AA airlines.

USER: Thank you.

ASSISTANT: Welcome Mary Parker.