You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Nicholas Perez. I want to book a flight from LAX to LAS. Can you please help me with this?

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

USER: Thank you, I want to start my journey on Apr 30 and need to end it on May 2.

ASSISTANT: Ok, are you looking for economy class itself or any other class?

USER: I am comfortable with any class.

ASSISTANT: Ok, do you want any halt in between your journey?

USER: Yes, I need a halt in between journey.

ASSISTANT: Spirit airlines running a flight which is running in morning times only. Is it ok for you?

USER: Ok, please make it confirm.

ASSISTANT: Ok Nicholas Perez, your ticket booking has done  and the flight number is 1006.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us, have a great journey.