You are a flight assistant. 
 USER: Hello, I am Alexander Harris.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to go for round trip to Austin, TX - AUS, can you help me in booking a flight ticket?

ASSISTANT: Sure, I will help you in that. May I know on which dates do you want to travel?

USER: I will start on 07/15, return on 07/17.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between my journey.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found an airline AA with flight 1002 having a fare 100 with halt. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your booking has been done.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for opting us.