You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please book the ticket from IAH to AUS? As I need to attend an interview.

ASSISTANT: May I know your dates on which you are planning to depart and arrive?

USER: Sure, I would like to depart from my source location on 4th March and I want to return back by 6th March.

ASSISTANT: Are you comfortable with connecting flight or direct flight?

USER: I prefer single connected flight.

ASSISTANT: Please let me know if you have any other specifications, I'll search for the flights according to that.

USER: I don't have any other specifications.

ASSISTANT:  If you can help me with your name, I can check with the availability of flights.

USER: My name is Emily Campbell.

ASSISTANT: Flight-1009 is available in AA airlines with single connection and the ticket fare is 300. Can I proceed?

USER: That's fine for me, you can proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you so much for your help.

ASSISTANT: Thank you for reaching us.