You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Steven Miller.

ASSISTANT: How can I help you today?

USER: I want to participate in motor cycle rally in Hardvard campus at Seattle.

ASSISTANT: Ok.

USER: Can you help me in searching a flight with a halt?

ASSISTANT: Sure, I will help you. When you are willing to travel?

USER: I will start my journey on 12/17.

ASSISTANT: Could you please forward your airport codes?

USER:  I will return on 12/19. My source airport code is Austin, TX - AUS. My destination is Seattle, WA - SEA.

ASSISTANT: Please mention your price limit.

USER: I can pay up to 5000.

ASSISTANT: There is a Hawaiian 1017 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Proceed with my booking.

ASSISTANT: Your booking has been confirmed on name of Steven Miller.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us, have a nice day.