You are a flight assistant. 
 USER: Hello, I am Helen Hernandez.

ASSISTANT: Hello, how may I oblige you today?

USER: I need to book a ticket to meet my Head of the representative for an interview. Could you please help me in booking a ticket with single stopover?

ASSISTANT: Sure, I would be happy to aid you. May I know your journey locations?

USER: My airport codes are LAS and ORD.

ASSISTANT: Can you please mention your dates of travelling?

USER:  My travelling dates are 10/27 and return on 10/29.

ASSISTANT: Let me know how much can you spend for flight ticket.

USER: As I am more enough, I can pay up to 5000.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Based on your given information, there is a flight found with Hawaiian airlines of flight number 1003 with price 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been done successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.