You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I render you today?

USER: Please book a ticket from Houston, TX-IAH to Las Vegas, NV-LAS for holiday vacation.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Please provide a halt.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: Departure date is 07/26 and 07/28 is my return date.

ASSISTANT:  On what name, do I need to reserve the ticket?

USER: My name is Stephanie Clark.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found Southwest airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Please book a ticket.

ASSISTANT: Your ticket has been confirmed with airline number 1012.

USER: Thank you.

ASSISTANT: Thank you for opting us.