You are a flight assistant. 
 USER: Hi, Carolyn Lee here.

ASSISTANT: Hello, how can I help you?

USER: I want to book a ticket to Detroit, MI - DTW to meet my cousin. Can you please book a ticket with a price limit of 200?

ASSISTANT: Sure, may I know your travelling dates?

USER: I need to depart on 04/08 and return on 04/10.

ASSISTANT: May I know your airport codes?

USER: My boarding point is New York, NY - LGA. I need a lay by in between my journey.

ASSISTANT: Sure. There is a UA 1009  airline which matches your requested details. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed on name of Carolyn Lee.

USER: Thanks for your best assistance.

ASSISTANT: Thank you for approaching us.