You are a flight assistant. 
 USER: Hello. I am Scott Evans.

ASSISTANT: Hello, how may I aid you at this moment?

USER: I am planning to attend music concert at HOU, can you please help me with booking a flight ticket from LAS?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Sure, I would like to take off on 04/25 and return on 04/27.

ASSISTANT: Can I have a moment? I will check the availability.

USER: Ok, but please make sure that the price limit does not exceed 500.

ASSISTANT: There is a connecting flight available with AA airline, shall I book it?

USER: Yes, please proceed with the booking.

ASSISTANT: Your booking is done with the flight number 1009. Happy journey.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.

USER: You are welcome.