You are a flight assistant. 
 USER: Hi, I am Mary Clark.

ASSISTANT: Hello, how can I aid you?

USER: As I am planning to visit Burger's lake with my family, I want you to book a flight for me to Dallas & Fort Worth, DFW. Can you please help me in that?

ASSISTANT: Sure, please share your planned dates of journey?

USER: I scheduled my dates to be on 06/18 to 06/20.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a lay by in between my journey. I can afford up to 200.

ASSISTANT: May I know your source code?

USER: I want to fly from Boston, BOS.

ASSISTANT: We found a flight with AA airline and flight number is 1016 matches your data. Shall i proceed to book?

USER: Yes, you can confirm it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.