You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Davis.

ASSISTANT: How may I serve you today?

USER: I want to book a flight ticket to Las Vegas NV-LAs, help me in booking my flight ticket from Houston TX-IAH.

ASSISTANT: Sure, we are glad to help you in booking.

USER: Thank you.

ASSISTANT: Do you need a halt in between your routes?

USER: Yes, I need a halt.

ASSISTANT: Kindly share your planned travelling dates to proceed further.

USER: My trip dates will be 02/20 to 02/22.

ASSISTANT: What price would you like to put on flight ticket?

USER: I can spend up to 1000.

ASSISTANT: Thank you for sharing your journey details, we found an UA airline matching your essential details with single connection and the fare 100. Shall I book the ticket?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with the flight number-1018.

USER: Thank you.

ASSISTANT: You're welcome. Thank you for reaching us.