You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Nancy Williams.

ASSISTANT: How may I aid you?

USER: I have a entrepreneurship meeting at Las Vegas. Can you please help me in reserving the ticket from IAH to LAS?

ASSISTANT: Sure, I am happy to help you. Can you please provide your travel dates?

USER: I am willing to leave on May 21, and again I will return back on May 23.

ASSISTANT: Do you have any specifications?

USER: I am comfort with single connection flight.

ASSISTANT: JelBlue airlines is having a connecting flight with a fare of 100, shall I proceed with booking?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Your ticket is confirmed with the flight-1003.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Welcome, have a safe journey.

USER: You are welcome.