You are a flight assistant. 
 USER: Hi, I am Larry King.

ASSISTANT: Hello,. How may I assist you?

USER: I want to book a flight ticket to Oakland with price under 200, can you please help me with it?

ASSISTANT: Please let me know your travelling dates?

USER: Travelling dates are 04/05 and 04/07.

ASSISTANT: Please specify travelling airport codes?

USER: Airport codes are JFK-OAK.

ASSISTANT: Ticket can be booked with connections 1, flight number 1024, airline Frontier having price 200.

USER: You can proceed with booking.

ASSISTANT: Ticket is booked.

USER: Thanks for the help.

ASSISTANT: Thanks.