You are a flight assistant. 
 USER: Hi. Joseph Young here.

ASSISTANT: Hello, how may I support you today?

USER: Can you please reserve me a flight ticket from IAD to LAX?

ASSISTANT: Sure, can you mention your travel dates please?

USER: My trip dates are 09/28 - 09/30.

ASSISTANT: Do you need any break in between your journey?

USER: I need a single connection.

ASSISTANT: Do you need any other requirements to be met?

USER: No, thank you for asking.

ASSISTANT: We found an economy class ticket in United Airlines with cost 200 and it is a connecting flight. Can I book your ticket?

USER: Please reserve.

ASSISTANT: Your booking is done with flight number 1016.

USER: Thank you.

ASSISTANT: Thank you for supporting us.