You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Robert Lopez here.

ASSISTANT: Can you please let me know how may I help you?

USER: Can you book a connecting flight to Las Vegas for my business trip?

ASSISTANT: Sure, I will help you with the ticket booking.

USER: The price limit is less than 1000.

ASSISTANT: Can you please tell me your travel dates?

USER: My preferable dates for travel are 08/14 to 08/16.

ASSISTANT: Ok, please mention your airport codes.

USER: My airport codes for boarding the flight are OAK to LAS.

ASSISTANT: Ok, please give me a minute to search a flight.

USER: Sure.

ASSISTANT: There is a flight which is matching to your requirements, the airlines name is Spirit. Can I proceed with the ticket booking?

USER: I am fine with the airlines. You can book it.

ASSISTANT: As per your request, I have reserved your ticket with the flight number 1005.

USER: Thank you.

ASSISTANT: Have a safe flight. Thank you for reaching us.