You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Helen Moore.

ASSISTANT: How may I serve you at this moment?

USER: I am willing to travel from HOU to LAS for attending an event there in LAS. Can you serve me about my flight ticket booking?

ASSISTANT: Sure, please provide your travelling dates?

USER: Sure, my travelling dates are Nov 27 and Nov 29.

ASSISTANT: Ok, do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, how much you can afford for a flight ticket?

USER: I can afford only 200 for my journey.

ASSISTANT: Do you need a business class ticket or economy class?

USER: I am comfortable with any thing.

ASSISTANT: Ok, please wait for some time.

USER: Sure, I will wait.

ASSISTANT: We found a UA airline with fare of 100 and a halt in between the journey matches your schedule. Shall I proceed with booking?

USER: Yes, do proceed with the booking in the flight which you have mentioned above.

ASSISTANT: Your ticket has been confirmed with flight number 1016.

USER: Thank you for booking my flight ticket with UA airlines.

ASSISTANT: Thank you for reaching us, have a safe flight.