You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Patrick Brown here.

ASSISTANT: Can you please tell me how can I assist you?

USER: I would like to travel to New York from Houston. Help me in booking a ticket.

ASSISTANT: Ok, sure tell me travelling codes?

USER: The airport codes are HOU and LGA.

ASSISTANT: May I know your travelling dates?

USER: Sure. I am planning to go on dates 08/30 and 09/01.

ASSISTANT: As per your details there is a flight for you with price 100 and number 1014.

USER: That's fine. Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us.