You are a flight assistant. 
 USER: Hi. I am Kevin Martinez.

ASSISTANT: Hello, how can I assist you for the day?

USER: I need your assistance in booking my flight ticket to Washington DC - IAD. Can you assist me in this?

ASSISTANT: Sure, I am here to help you.

USER: Thanks.

ASSISTANT: May I know when you are willing to travel?

USER: I am willing to travel on 03/20 and 03/22.

ASSISTANT: Can you help me with your source code?

USER: New York, NY - JFK is my source airport that I preferred to start from there.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a flight ticket under 500 fare and with one connection I need.

ASSISTANT: We found 1015 Hawaiian airlines with single connection with price 100. Shall I proceed with the booking?

USER: Ok, you please proceed to book.

ASSISTANT: Your booking has been confirmed. Thank you for reaching us.

USER: Thanks a lot for making my journey easier with your service.