You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Can you assist me in booking flight ticket from LGA to IAD.

ASSISTANT: Sure, I will aid you with that. Can you please mention your preferable travel dates?

USER: I planned to travel in between Feb 10 and Feb 12.

ASSISTANT: May I know your name for further process?

USER: Andrew Lee here.

ASSISTANT: Do you have any limits on number of connections?

USER: Yes, make it a single connection flight.

ASSISTANT: Do you have any preferences regarding timings of your journey?

USER: No.

ASSISTANT: Do you have any another specifications?

USER: I don't have any other specifications.

ASSISTANT: Ok, please hold on a moment. AA flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Sure, proceed to book.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1001.

USER: Thanks for reserving flight ticket.

ASSISTANT: You are welcome Andrew Lee.