You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Stephanie Carter. Can you please help me to book a ticket from EWR to OAK?

ASSISTANT: Please provide your travel dates.

USER: I want to start on Sept 9 and return on Sept 11.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight and I would like to return in the afternoon.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Flight-1004 is available in AA airlines with single connection and the flight fare is 100. Can I proceed?

USER: You can proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.