You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is Steven Martinez, I want to book a flight from BOS to AUS. Can you help me with booking?

ASSISTANT: Sure, I will help you. Can I have your planned travel dates please?

USER: I will fly on May 27 and return on May 29.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your departure and arrival timings?

USER: I want return flight in afternoon.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: I found an economy class in UA airlines with fare 200 and it is a connecting flight. Can I book your ticket?

USER: Please proceed with booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1012.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.