You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How shall I assist you?

USER: My friend invited me to attend the Silver Jubilee Celebration of the The New York Times, so I want to book a ticket from DFW?

ASSISTANT: Please provide your travel dates?

USER: I will travel on 09/16 and 09/18.

ASSISTANT: Please provide your travel codes?

USER: I will land at LGA.

ASSISTANT: Ok. Please mention connections limit?

USER: I need a connecting flight.

ASSISTANT: Ticket is available with flight number 1009, airline AA having price 100.

USER: Perfect, please book it.

ASSISTANT: Please provide your name?

USER: My name is Samuel Wilson.

ASSISTANT: Ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thanks.