You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Stephen Wilson.

ASSISTANT: How may I aid you today?

USER: I am planning on travelling to IAD to meet my cousin, can you please help me to book a flight ticket from LAS?

ASSISTANT: Sure, please share your travel dates.

USER: My trip dates are Feb 14 to Feb 16.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight which return in morning.

ASSISTANT: Please wait a minute.

USER: Sure.

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

USER: You can reserve it.

ASSISTANT: Your booking is done with flight number 1003 and your return time is 09:00 AM.

USER: Thank you.

ASSISTANT: Thank you for opting us.