You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Will you please make me a plane reservation from SEA to LGA?

ASSISTANT: Sure, do you need any lay by in between the journey?

USER: I need 1 stop over in the middle.

ASSISTANT: On which dates would you like to travel?

USER: I will start on Aug 15 and return on Aug 17.

ASSISTANT: Ok, do you need business or economy class?

USER: I would prefer an economy class.

ASSISTANT: We found a direct flight with fare of 100 and a lay by in between the journey matches your schedule.

USER: Fine, please proceed.

ASSISTANT: May I know your name?

USER: I am Angela Green.

ASSISTANT: Your booking has been processed.

USER: Thanks for your support.

ASSISTANT: Thank you for connecting with us.