You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am a client for a top most IT company in New York, I am planning sudden visit to that company.

ASSISTANT: Can I know your name?

USER: Please book me a ticket from HOU to LGA. I am Samantha Harris.

ASSISTANT: Tell me your travel dates please?

USER: I want to depart on 01/06 and return by 01/08.

ASSISTANT: Flight number 1004 by UA airline is available for you. Shall I book it?

USER: Yes, please.

ASSISTANT: Booking done. Thanks for choosing us.

USER: Thank you for booking.

ASSISTANT: Welcome.